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ID题目提交者结果用时内存语言文件大小提交时间测评时间
#369885#2486. Build the StringdXqwqAC ✓91ms19956kbC++231.4kb2024-03-28 19:01:552024-03-28 19:01:56

详细

Test #1:

score: 100
Accepted
time: 27ms
memory: 5328kb

input:

babaabbbbaaaaaaaaabaaaaaaaaaaaaaabaabaaabababaabaabaaabaaabababaabbbbabbbbbbbaabbbbbbabbbbbbbaaaababbbbabababbbaabbaaaabbaaaaaababbbbbaaababbbababbbbbabbbbbaaaababaaaabaababbbaababbaaaaaabbabaabbbbbbaaabaabbaabaaabbaabaaaaaabbabaaaaabbbbaabaaababbbbbaabbaaaaabbaaabababbababbbbababbababbaaaaaababaaba...

output:

54274
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fuse
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fuse...

result:

ok n = 54274

Test #2:

score: 0
Accepted
time: 0ms
memory: 3940kb

input:

b

output:

0

result:

ok n = 0

Test #3:

score: 0
Accepted
time: 0ms
memory: 3944kb

input:

bb

output:

2
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fuse

result:

ok n = 2

Test #4:

score: 0
Accepted
time: 0ms
memory: 3584kb

input:

aab

output:

5
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fuse

result:

ok n = 5

Test #5:

score: 0
Accepted
time: 0ms
memory: 3640kb

input:

baaa

output:

6
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result:

ok n = 6

Test #6:

score: 0
Accepted
time: 47ms
memory: 11644kb

input:

abbabbbbbbaabaababbbabababbbbbabbbbbabbaabaaaabbaabababbbbaabbbbaaaabbbabbbaabbbababbbaaababbbaaaabaabaaaaaabaaabbabbabbbbbbabbababababbaaaaabbaabaababbabbabbbaabaabbbbabbaaaabababbaaaabbaabaaaabbbabbbabbababbbaabaaaaaaabaabaabbbbaababbbbabbaaaabbbbaaaabbbabbabaaabababaababaabaaabaababbbbbaababaaaab...

output:

148108
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cop...

result:

ok n = 148108

Test #7:

score: 0
Accepted
time: 0ms
memory: 3744kb

input:

baaabbbbaaaababaabbaaabbaabbbaabbbbbabbabbbbaaaaabaaaaaababbbbababbbbaaaabaabbabbbbbabbbabbababbbaaabababaaaaabaabbaaaaabaaaabaaababbbabaabbbabbaababbbaaaaabaaaaaaaabaaabaaaabaabbababbbbbbbbaabaabbbaaababbbbbbabbababbabaaaaabaabaaaaabbabbbbbbababaaabbabbaaaabbbbaabbabbbbabbababbbaaaabbbaaaaabaaaaabb...

output:

3410
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...

result:

ok n = 3410

Test #8:

score: 0
Accepted
time: 27ms
memory: 19820kb

input:

bbaababbbbbabbbaabbaaaaabbbbabbabaabaabaabbbbaaaabbabbabbbabbaabbabbbabbbaababbaaababbbaaaaabbabbbaaabbbbbabbaabaaabaababaaabbbaaaabbaaabbaabbabbaaaabbbbbaaaabaaaabbaabbaaabaabaaaaaaaabaabbabbabababbabbaaababbbabaaabbaaaababbbbbbaabbbababaabbbaaabaabaaabaaabaabaabbaaaabaababbbaaabbabbabbbabbaabbbaba...

output:

275269
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cop...

result:

ok n = 275269

Test #9:

score: 0
Accepted
time: 15ms
memory: 7420kb

input:

abbbbabbabaabbbaaaaabaababaaabbbabbbabaaabbbaabaabaaaaaaaabbabbabbabbbbaaaaaaaaabaababbbbabbbbbbbbabbaaababbaaaaabaabbabbabbaabaaababababaaabbbababbabbbbbabaaaabbaaabaaaaaabbaabaababaaabbbaababaaaaaabaaababbbababbababaabbabbaabaababbabaaaabbbaababbbbaababbabbaabbabaaaaaabaaabbbbbbabbbabababbbbbbbaba...

output:

70815
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roll...

result:

ok n = 70815

Test #10:

score: 0
Accepted
time: 15ms
memory: 7392kb

input:

babaaaaaaabaabbaabbbbababbbbabbabbbabbabababbaaabaabbbbbaaabbaaababbabbbbbbaabaaaaabbaaabababababbabbbbbabbabbaaaabbaabbbaaabbaaabaababbbabaababaaabbbaaabbabaababbababbaabbbabbbbababababbbbbaababababaaaabbbbaaabababaabbbaaaaabaabbaabbabbabbabbaabbaabaaabbbabaaaaabbababaababbbbbaabbaabababaababbbbbab...

output:

93980
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fuse
fuse...

result:

ok n = 93980

Test #11:

score: 0
Accepted
time: 63ms
memory: 11580kb

input:

aabbbababaaaaaaaaababaababaaaaabababaabaabbbbaabbaaababaaabbaababbbbbbaabaaababaababbbabaabbabaabbabbaaaabbbaaaaaabbbbbaabbaabbbbabababbaabbbbaaabaaaabababaabbbabaaaababbbbbabbbabaaabbbbbaabaaabbbababbbabbbaaaabaabaabbbbabbabbabbbababbabbbbbbaaabaabbbabbaaabaabbabbabbbababbbbabababaaabaababbaaaabaaa...

output:

225662
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cop...

result:

ok n = 225662

Test #12:

score: 0
Accepted
time: 68ms
memory: 19816kb

input:

bbababbabaaaaaaaaabbbbbabbabbbbababaaaaaaaaabaabbbabbabaaaabaabababbbbbbbbbaaaabbabaaaaaababbabbbbbbbaabbababbaaaabbbbbbabbaabbaabaabababbaaabaababbbabbbbbbbabbaababbabbbbabbaaabaabaabbaabababbaabbbbaabababbaabaaabaaabbaababaabbaaaababbbbabababaabaababaabbaaaaabbabbababbababaaaaabbaaaabaabaabbaaabba...

output:

274929
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rol...

result:

ok n = 274929

Test #13:

score: 0
Accepted
time: 36ms
memory: 11580kb

input:

bbaababaabaabbabbaabaabbaabbaabaaababababaaaabaababbbbaaabbbbabbbbbaabbabbabbbbbaaaaababaabbbbabbbbbbababbbaabbaaaaaaabaaaaabaabbbbbaabbbaabaabaaabababaaaababbbabababbbababaabbaaaaabbbabaaabaabaababababababaaaabaabbbbaabbaabbabbbaaabbabaabbababaaaaaabbbbbbbbaaabbbaabbbabbabbabaababbaabaabaaabbbaabaa...

output:

177399
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result:

ok n = 177399

Test #14:

score: 0
Accepted
time: 32ms
memory: 7336kb

input:

babaaabaaaabaaababaaaababbabababbabaaaabbabaaabababaabbbaabbbaababbbbababaabbaaabaabbbbababbbbbbababababbbbaaabaabbaaaaaaaabbabaaaaaaabaaabaabbaaabbbbaabaabbbbaabbabbabbbbbaabbaaababababbbabbbabbabaabaababaaaabbabaaaaabaabaaabbabababaaaabaabaaabbababbbabbababababaaababaabbbbbbbbaaaababbaababababaaaa...

output:

118583
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rol...

result:

ok n = 118583

Test #15:

score: 0
Accepted
time: 35ms
memory: 11568kb

input:

abbbabbabaaaaaabababbbabaabbbababbbbabbbbabbbaabbbbabaaababbaabbaabbabbbbbbababaabbaaababbabaabbabaaaababbbbababababababbbaaabbaaabbbaaaaaabaabaaababbabbababbabbabbbbbbbbaabbabbbbaabbbaabbabababbbababbaabaaababaaaaabbaabbbaababbbbbabbabaabbabbbababaaabbaabbaaabbbbbabaabbaababbababbabbaababbbbaababab...

output:

154490
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cop...

result:

ok n = 154490

Test #16:

score: 0
Accepted
time: 68ms
memory: 19700kb

input:

baaaababaaaaaabbbbbaaaababbbbbbabaabaaabaabaaabababbbabbabaaabbabaabbbbbabbabbabaaabbabbabaabbbbabbbaaabaabaaabbabababaabbabababaaaabaaabbbbbbbbbaaaabababaabbababaabaabbbaababbabababbbbabbababaabbaabbbabaabababbaababbababaaaaaaaaaabababaaaaabbbaabababbaabbaabbabbbabababaaaaaaaaabbaabaababbbbaabababb...

output:

274896
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cop...

result:

ok n = 274896

Test #17:

score: 0
Accepted
time: 56ms
memory: 11668kb

input:

baabbaababbaaaabaabbbbaababaaabbabbbabbaabbaaaabbbbbabababbbaaabbabaaaababbbbbbbababaaabaaaabbabbbbaaaababbababbaaabbaaabbaababbaaabaaaababaabbaabaaaabaabbaaabbaabaaabaaaababbaabaabbbbbabaabaabbaaaaaabaaaaaaaaababbaabbaaabaaabbababaaaabaaababbabaabbabaaaaababaaabbaabbbaaabbaaababbabbbababaaabababbab...

output:

192728
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result:

ok n = 192728

Test #18:

score: 0
Accepted
time: 12ms
memory: 4328kb

input:

baaaaabbbabaabbabababaaaaabaaababaaaaaabaababaaabababbabbaabbaaaaabbbababbbbbabbbbaabaaabaaabbaaabbbababbbaabbaaabababaaaaabbbabbbaaaaaababbabbaabaabaabbabbbaabababbbbbbabaaabaaabbbbbbbbbababbbbbbabaabbbbaaabbaaababaabbbaaabaaaabaaabbabaaaabbbabbaaababaabbaaaaabbbaabaaaabbabbbbbabaabbbabbbbbabbbbbbb...

output:

17570
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result:

ok n = 17570

Test #19:

score: 0
Accepted
time: 36ms
memory: 11664kb

input:

abaabaaaaaaabbaabaaaabbabbbabbbbbaabbbabbbaaababbaaaaaaaaabaaaabaaabbbabbaabbbabbbbbbbabaabbbabbababbabaabbbababbbbabbaabbbababaabaaabbababbbabbbbbbaabbabbabbbabaaabbaaabaaaaaaaaaaabaabbbbabbbbabbbababbabaababbabbbabaababbbbbbbbbbbabbaaaaaababaaababaaaaaaabaababbbaababbbbbababaaaaaaaabbaaababaaabbba...

output:

190471
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fus...

result:

ok n = 190471

Test #20:

score: 0
Accepted
time: 55ms
memory: 19896kb

input:

aabaabbabbabaabbabbaabbbbaaaabbbabaabaaabababaabbbbbaabaababbbbbbaabaabaaaaaaabbbbabbbaaaaabaaaaabaabbbababaaabbaabaaaaabaabaaaaabaabaabbaaabbabaababbabaabbbbabbbaabaabbbbbbaabbaaababbbabaabbabaababbababbabaabbbbbbbbaaababbaaabaaaabbbbbbbaaaabaabaaabbaababbababbbababbbababaabbaabababaabaaabababbbaab...

output:

274806
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swa...

result:

ok n = 274806

Test #21:

score: 0
Accepted
time: 71ms
memory: 11680kb

input:

aaabbaabbbaabbaabaaaaaabaaaaaabbbbbbbabababbbbbbabbbabbbaabaaaabababbababaababbbbbababaaaabbabbaaaabbaaaabbbbbbbbbaabaaaababaaabbabbabbababbbaabbbbaaabaabaabaaaababaabbbbaaaaaaabbbabbababbbbbabaaaabaaaaaabbbbabbaabbaaaaaabbbbbbaababaabbaaaabbbbbabbbbbabbbbababbabaababaaaabaaababababababaaaabbbaabbbb...

output:

254646
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result:

ok n = 254646

Test #22:

score: 0
Accepted
time: 51ms
memory: 11580kb

input:

bbbabbbbbbbaabaaabbaaaaabbbbababbbbabbaabaaabbaaabbaaaabbbaabababababbaaaababbabbabbabbbaaababbabaababbbaababbaaaabbabbbabaaabaaabbbbbbbbaabaaabaabbabbbaabaaaabaaababbbbaababbbaaaabbbabbaabbbbabbbbabbaabbaaababaaababbbaaaaabbbbbaabbbbbaabaaaabaabaabaabbbaaaaabbbaaaabbbabbabaababbbbbbababbaabaaaaaabb...

output:

257355
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fus...

result:

ok n = 257355

Test #23:

score: 0
Accepted
time: 15ms
memory: 7360kb

input:

aabbbaaabbaabaaaaabaaabaabbababbaaabbbabaaababbbabbbabbbaaaabaaaaabababbabbaabaaabaaabbaaaabaababbbbaaabababbbaabbabaaaaaaaabbaabaaaaaabaababbbaaabbaaabaabaabaabbbabaabaaababababaaaabbbbbbbababbaabbbaaabababbbaabbabaaaaabbabbaaaabbbbaaabbababbabaabbbbbbbaaabbaaaababbabaabbbababbbabababaabbbabaabaabb...

output:

110354
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rol...

result:

ok n = 110354

Test #24:

score: 0
Accepted
time: 63ms
memory: 19688kb

input:

bababbaabbbababababaaababbaabaabaaaabaaabaaaaababbbbaabbbbbaabbababaaabbbabbaabbababbbaaabbbaaabbaababaabbbbbbaaabababbbbbabbaabbababbabaaaabbbaaaaabaabbbbababbbabbbabbabaaabbbbbbbbbbaabbaabbbabbaaabbaababbbbbabaaaabaaababbbaaababbbbbaaaaaaabbabbabaaaabbbababaaaaabaaabbabaabaaabaabababaabaabbabbbbbb...

output:

274667
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result:

ok n = 274667

Test #25:

score: 0
Accepted
time: 3ms
memory: 3848kb

input:

babbabbaabbabaabaaababbbababbaaabbbbbbaababbaabbaabbababbbabaaaabbaaabbabbaaaabaaaaabbbaabbaababaaabbabbabbbaabbbbbbababbbbbbabaaaaabbabbbaaabbbabbabbbabababbbbabaabbbaababaabbbbbabbbaaaaaabbbbbabaabaababaababbbbaaabbabbbaaaabbbbbabaabaabababbbbbaaabbbaabaaabbbaaaaabbabbaabbababbbaaabaaabbaaabbaabbb...

output:

4322
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fuse
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roll
copy
roll
copy
copy
copy
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swap
roll
copy
roll
copy
roll
copy
copy
copy
fuse
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roll
copy
roll
copy
roll
...

result:

ok n = 4322

Test #26:

score: 0
Accepted
time: 15ms
memory: 5308kb

input:

babbbabbaabbaabbbabaaaaaaabbbabaaaabaababbababbabaabaaabbbaabaaaaabbbbaabbaaababbbbaabababaabbbaaaaaabbbbaabaaabababbbbabbaaabaaabbbbbbbbbabbabaaababbbaabaaaabbbbbbabbaaaabbbbaabaaabaaabbaaaababbaabbbbaaabbbbbbbaabbababbabbbaaaaaabbbbaabaabababaaabbaababaaabaabaabbbbaaaaaaaaabaaaabbbbaaababbabbabbba...

output:

43060
copy
roll
copy
roll
copy
copy
copy
fuse
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roll
copy
roll
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copy
fuse
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copy
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roll
copy
copy
copy
copy
copy
copy
copy
fuse
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fuse
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fuse
swap
roll...

result:

ok n = 43060

Test #27:

score: 0
Accepted
time: 44ms
memory: 19952kb

input:

abaaabaaaabbbaabbbbbbababbbaaabababaaaaabbbaaabaaaababaaaabaaaabbaabbaabbaabbaabbbbbbaaabbbbabbabaabbbbbabbababbabbbbabaabaaaaaaabbbaaaaaaababbabbbbbaaabaaaaaabbaaabbabbaababaaaabaaaabbaaaababbaaababaabbababababbabbaabbaabbbababbbbaaabaabbbbaaaaabaabbbabaaaabbabaaaaaaabbbabbabbbbbbbbbbbaabaaaaababaa...

output:

268558
swap
copy
roll
copy
roll
copy
copy
copy
fuse
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roll
copy
roll
copy
copy
copy
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fuse
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fuse
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roll
copy
roll
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roll
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roll
copy
copy
copy
fuse
fus...

result:

ok n = 268558

Test #28:

score: 0
Accepted
time: 67ms
memory: 19876kb

input:

abaabaaabbaabaabbbaaaaabaababababaaabbbaabbaaaaababaabaaabbbbbbbbaabbbaaaabababbbbaabbabbaabababbaabaaaababbababaabaaabaaabbababaaabbbabaaabbbaaaabaabbbabbbabbbabaaababaaabbabbbbbbbbaaaaabbabbabaababaaaabaabaabbbbabbbbaaabbababbaaaaaaaaabaababbbbbbbbbbbbbbbabbaabaaabaaaababbabbaaabaaababbabbabbbbbba...

output:

274963
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copy
roll
copy
roll
copy
copy
fuse
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copy
roll
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copy
fuse
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copy
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copy
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fuse
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roll
copy
roll
copy
copy
fus...

result:

ok n = 274963

Test #29:

score: 0
Accepted
time: 32ms
memory: 7332kb

input:

baaaaaaaabbbabaaaaaabbaaabbbbbbabbbbaabbbabbbabbaabbbbaaaaaabaaababaabbabbbbbababbbaabbbabbabbbaaabbabaabbbbbabbaabbbbaaaabbbbbbabaaaaaaabababbbbbaaaabbaabbaabaaabbbaabaabbaaabbabbabaaaabababbbabbabaaaababaaabbaabaabaaaabbbbaaabababbaaabbaabbbbbbbabaababbabbaabbabbabbbbbaaaababbaaababbaabbbaaaaabbbb...

output:

101190
copy
roll
copy
copy
copy
copy
copy
copy
copy
copy
fuse
fuse
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roll
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fuse
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roll
copy
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copy
fuse
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swap
roll
copy
copy
copy
cop...

result:

ok n = 101190

Test #30:

score: 0
Accepted
time: 7ms
memory: 11600kb

input:

aaabaababaabbbaaabbbbbabbabaababbbaabbabababbabaaababaabbabaaaabbbaaabaabaababaaabbbbbbbbaabbbabbabbbbabbabbbbaaaaababbabbbbaabaabaaabbaabaaaaaababbaabbbbaabaaaabbabbaaaababbbaaabbaabbbbaaabaabbabbbababaaaaaaabbabbbababbbbbbabbabbaabbbbbbaaabaaaaaabaaaaabaabaabbaabababbabbbabbabbbbaabbababbbbbbabbbb...

output:

134719
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copy
copy
fuse
fuse
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roll
copy
roll
copy
copy
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roll
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roll
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copy
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fuse
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roll
copy
roll
copy
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fuse
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roll
cop...

result:

ok n = 134719

Test #31:

score: 0
Accepted
time: 72ms
memory: 11664kb

input:

aaababbabaababaaaabbaaababaaabbaabbbbaabaaabbaabaabbbaaaababbbbabbbabaaabababbaabaabbbaabaabaabbaaaabaabbbaabbbbaaababbabaaabaabbbbbaabbaaaabaabbabaababbabaababbaaababbabbbbaababbbbbaaabababbbabbaaaabbbaaabbbabbbaaaaababaabbbbbaaabaaaaaaaaabababababbaabbbbaaaaababbabaabbabaaaabbababbababaabbababaaaa...

output:

176854
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copy
copy
copy
fuse
fuse
swap
roll
copy
roll
copy
roll
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fuse
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roll
copy
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fuse
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fuse
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roll
copy
roll
copy
roll
copy
rol...

result:

ok n = 176854

Test #32:

score: 0
Accepted
time: 63ms
memory: 19688kb

input:

abbbaaaaaaabbaaabbbababaaaaababaabababaaaabbbabbbbaaaabaabbbababbaabaaabaaabbbabbbbbbaaabaaabbbabababbaaababbbbbababbbaabbbbabaabbbabbaaaaaababbbaaaababaaaabbaaabbbbaabaaabaababababbabbabaaaaababbabaaabbbaaabaabbbabaaaababbabbbbabbbaabbaabbaaaaaabbaaaabababaaababababbaaabaabaaabbabbbbbbbaaabbbbbbbba...

output:

275016
swap
copy
roll
copy
copy
copy
fuse
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roll
copy
copy
copy
copy
copy
copy
copy
fuse
fuse
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roll
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roll
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roll
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roll
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roll
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copy
copy
copy
copy
fuse
fus...

result:

ok n = 275016

Test #33:

score: 0
Accepted
time: 16ms
memory: 11592kb

input:

abbbbbbbabbaabbbbabbaabbabaabbaababbbaaaababaabbbaaababbabbabbaabbbbbbbbbaabbbaabbaababaaaaabaabaabaabbbaaabbbbbbbbaabbbbbbaaababbaaaabbbbabbbbabbbbbbabaaababbbaaabaabbbabbbaabbbbbbabbbbaaabaabbabababaaabbabaaabaababbbabbabbaaabaabbbabbabbbababbbabbbaabbaaaabababbabbaabbaabbbabaabbbaababbbabaabbbbba...

output:

133082
swap
copy
roll
copy
copy
copy
copy
copy
copy
copy
fuse
fuse
fuse
fuse
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fuse
swap
roll
copy
roll
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fuse
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copy
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fuse
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roll
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fuse
swap
roll
copy
roll
cop...

result:

ok n = 133082

Test #34:

score: 0
Accepted
time: 28ms
memory: 7572kb

input:

ababbaabababaabaababbbbaaababaabbaabaabbabaaaaaaababbbaaaaaaaabbaabaaabbaabbaabbabababbaabbaaaaaaabbabbaaaaaabbbaabaabbabbbbaaaaabbbbbbaababbabbbaababbbbaabbbaaaaaabbabbabaababbbaabaabbbabababbbaaaaaabbababaababbaababbaabaaabaabbbaaaabbaaabbbbbbbaabaabababababbbbabaaabbaaaababbbaaababbbaaaaaaabaaaba...

output:

90947
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copy
roll
copy
roll
copy
roll
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roll
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roll
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roll
copy
copy
copy
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fuse
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roll
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copy
fuse
fuse
swap
roll...

result:

ok n = 90947

Test #35:

score: 0
Accepted
time: 8ms
memory: 5208kb

input:

baabababbbababababbabaababaaaaaababbbaababababaabbbbbaabbbbabaabbbbaaaababbbabaaabbaaaaabbbbaaaabaabbabbbabaaabbabababbbabbaaaaaaaaaabbabbbaaaaabaaabababbaababaabbababbabaaaababbaaabaaabbaaaaabbaaabbabababbaaaabaaabbbabbbaabaabbaabbbaaabbabaabbaababbbbababaaaabbababbabaaabaabbaaabbaababbbbaaaaaabbab...

output:

64938
copy
roll
copy
copy
fuse
swap
roll
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roll
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roll
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fuse
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roll
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roll
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roll
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fuse
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roll
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roll
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roll
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roll
copy
copy
copy...

result:

ok n = 64938

Test #36:

score: 0
Accepted
time: 56ms
memory: 19768kb

input:

baaaaabbbabaaaaaaaaabbbabbabbbbbbababbaabbaabbababaabaaababaababaaaabbaabaaabababaababaaaaabbaaaabbababaaabaabaaabbabaaaaaaababaabbbbaabaaabbbaababaabbbabbabaabbbbbabaaabaabbbabbbababababbaaababaaaaabbaaaabbabaabbbaaabaabbaaaabaababaaababaabaaaababbabaabbabbaabbbabaaababbabaaababaaabbaaaaabababaabbb...

output:

275156
copy
roll
copy
copy
copy
copy
copy
fuse
fuse
fuse
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swap
roll
copy
copy
copy
fuse
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swap
roll
copy
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fuse
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roll
copy
copy
copy
fuse
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swap
roll
copy
roll
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fuse
swap
roll
copy
rol...

result:

ok n = 275156

Test #37:

score: 0
Accepted
time: 43ms
memory: 11724kb

input:

babababaabaaaaaaababbbbaaabaabaaaababaabbabbbbbabaabababbbbaaaabaababbaababbaaaababababaabaabaababaaaabbbaabbbbbaaaabaabbbbabbbbaabaabbaabaaaababbababaabbaaaabaaaabbaabbbbaaabaaaababbbbbbabbbaaaaabababbbabababbbababbababbbbaabbabbbbababbbbabbbbbbabbbbbbaabbbbbabbaabbbbaabbbaabbbbbbbbbbaabbabaaaaabab...

output:

193577
copy
roll
copy
roll
copy
roll
copy
roll
copy
roll
copy
roll
copy
roll
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fuse
swap
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fuse
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roll
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roll
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copy
copy
copy
fuse
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swap
roll
copy
copy
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fuse
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swap
roll
copy
roll
cop...

result:

ok n = 193577

Test #38:

score: 0
Accepted
time: 0ms
memory: 4400kb

input:

baabbaaaabbbbbaaabbbbbaaaabbbabbaabbaaabbbaaabaaaaabaabaaabaababbabbbbbaababbaaabbbabbaababbaaababbaabbabbbbabaababbbbaabbbbbbaabaababaabaabbaababbaaababbbbbaabbbabbbababbbabbaaababbbbbabbaaaaaaabbaabbaaabbaaaabbabaababaababababbbababbaabbabaabbbababababababbbbabaaaabababaaabbaaababbbaaaaaaaaababbbb...

output:

17868
copy
roll
copy
copy
fuse
swap
roll
copy
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roll
copy
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fuse
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roll
copy
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fuse
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copy
copy
fuse
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roll
copy
copy
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fuse
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swap
roll...

result:

ok n = 17868

Test #39:

score: 0
Accepted
time: 4ms
memory: 3860kb

input:

bbbaaabaaaababbabaaaaabaababbabaaaaabaabbabbaaaaababbabbabbabaabaabaaababbbbaababbbbaaaabbaabbbbabaaaabbabaaaaaabbaaaabbbbbaabaababaaaaaaabaababbaabaabbabaabbbabbababaabbbabbbabaabbbabbaabbabbbaaabbaaaaaabbbabaabaaaabbbaababaababbbbabbabababbbbbabbabbbbaabbabaaababbbbaabaabaaabbabaaabbbbbabbbaabbaaa...

output:

8662
copy
copy
copy
fuse
fuse
swap
roll
copy
copy
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roll
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fuse
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roll
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fuse
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fuse
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...

result:

ok n = 8662

Test #40:

score: 0
Accepted
time: 82ms
memory: 19692kb

input:

bbababbaaabbbbbababbabaabaabaabbbbbabbaabbbaabbbabababbbbbababbbbbbbababaabaabbbaaabababbbabbabaaaabbbaabbbbaaaaabbababbabaabbbababbbbabbbbaababaaaabaabbbabbabaaaaaabbabbabbaababbaabaababbabaaabbabbbbaabbabbaabaaaababaababbbabababaaabaabaabaaabaaabaabbbbbbaaabbbbabbbabaaaabbaabaaabaababbbbababaabaab...

output:

275054
copy
copy
fuse
swap
roll
copy
roll
copy
roll
copy
roll
copy
copy
fuse
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roll
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fuse
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fuse
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copy
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fus...

result:

ok n = 275054

Test #41:

score: 0
Accepted
time: 20ms
memory: 7516kb

input:

bbbbbaaabbaaababbbbababaaaaabaabbaabaaababababbbababbbbbbbbbaaabbbabaaabbaaaaaaabababbbbabbbbbabbbaaaaaaaababaaaabbbabbaaabaaabaababaabbabaaaaaaabbbbbbababbaabaabbabbaaaaaaaabaaababaabababababaaaabbbbbaabbabbbbbbabaaaabaabbbabaabbbabbabbbaabaabbbaaabbaabaabaabaaabaaaaabbbbbbabbbbabbbbbabbbaabaabaaaa...

output:

115706
copy
copy
copy
copy
copy
fuse
fuse
fuse
fuse
swap
roll
copy
copy
copy
fuse
fuse
swap
roll
copy
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fuse
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roll
copy
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fuse
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roll
copy
roll
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roll
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copy
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fuse
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roll
copy
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roll
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roll
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roll
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copy
copy
fuse
fuse
fus...

result:

ok n = 115706

Test #42:

score: 0
Accepted
time: 43ms
memory: 11544kb

input:

aabaaababbabbaaabbbabaaabbaabaaaabaabbaaabababbabababaabaababbbbbaaabbbaaabbabaabbbabbbbbaabaaabababbbbaabaabaababbbabaaabbaaaababaaaaaaabbaababbaaabbbbaaaaaababbbbbaabbabbababbbaababaabaabbabbbbbbabbbbbbabaaaabbabbabbabbbabbabaabaaabbaabaaaabaaabbbbababaaaabbaababbabaaabababbabbbaabaaaaaababaababbb...

output:

172044
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copy
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fuse
swap
roll
copy
roll
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fuse
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roll
copy
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fuse
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roll
copy
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fuse
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swap
roll
copy
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fus...

result:

ok n = 172044

Test #43:

score: 0
Accepted
time: 3ms
memory: 4164kb

input:

bbababaababbaabbaababaaabbabbbaaabbabbbaaaabbbbbbabbabbabaaabaabaabbaaaababbaaaabbaaaabbbabaaabaaabbabbababbababbabaaabaaabbbaaaaabbaaabaabbaaabbbababbaababaababaaaabbabbbaabbbbabbbbabbabaabaabbaaababbaababaaabbabaaaaaabababaaababaabbabaaabbbbbaaababbbbaabaabbbabaababababbaaabbabaabaaabbabaaaaababaa...

output:

25905
copy
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fuse
swap
roll
copy
roll
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roll
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swap
roll
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roll
copy
roll
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roll
copy
roll
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fuse
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swap
roll
copy
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fuse
swap...

result:

ok n = 25905

Test #44:

score: 0
Accepted
time: 59ms
memory: 19880kb

input:

baabababbbbaabbaaaaabaabbbbaaabbaabaaabaaabaabbabaabbbbbbabbbaaaaabbbaaabbaaabababbabaaaabaabaaaaaaabaabbabbbbabaabbbbabbabaabbbabababaaaabbbaaabbabbbaaabbbabbbbbbbbaabbbaabaaaababaaababaabababaabaaabaabaaaabaabbababaabbabbbbbabaaaaabaabbbaaabbbbbbbbbbbbbbbaaababaabababbbabaaaababbaaabababbbbbaabaaa...

output:

274698
copy
roll
copy
copy
fuse
swap
roll
copy
roll
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roll
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fuse
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fuse
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swap
roll
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fuse
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roll
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copy
copy
fuse
fuse
fus...

result:

ok n = 274698

Test #45:

score: 0
Accepted
time: 3ms
memory: 4032kb

input:

aaaaabababababaaaaaababbbbbabaaabaabaaabbbaaaabaaababaabaaaaaabbaabbbbbbbabaababbbbabbbbbabaabbbabaaabaabababbaabbaabbaaaabbbbbbbaababaababababbabbbaaabaabbbbaabbaababbbababaababbbbababbababaaabbbbabababbababbabbabababbababaaabbbababbbbbbababbbbaabbaaabbbaababaaababbbbaaaabbbaaaababaabbabbbabaabbaab...

output:

14274
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copy
copy
copy
copy
copy
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fuse
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swap
roll
copy
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roll
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roll
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roll
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roll
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roll
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roll
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fuse
fuse
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swap
roll
copy
roll
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roll
copy
copy
copy
copy
copy
fuse
fuse
fuse
fuse
swap
roll
copy...

result:

ok n = 14274

Test #46:

score: 0
Accepted
time: 12ms
memory: 7268kb

input:

babaabababaabbaaababbbabbabbababaaaababbbbbaabbabbaabbabababbbbbbbabaaaaabbaabbbbbbbbbbababbbaabbbaabbbbbaabbbbbabbbaaaaaaabbbbababbaaabbaaabababaaaabbbabaabaaaabaaabbaaabbaababaaabaabbbbbaabaabaaabaaaababbbaabbaabbaaaababbaaabaaaaabababaabbbbbbaabbaabbaabbaabbbbaaabbaaaaabbabababbabaaababbbababbaaa...

output:

80510
copy
roll
copy
roll
copy
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copy
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fuse
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roll
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copy
copy
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fuse
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swap
roll
copy
roll
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fuse
swap
roll
copy
roll
copy...

result:

ok n = 80510

Test #47:

score: 0
Accepted
time: 12ms
memory: 5276kb

input:

abaabbbbbaaaababbaabbabababaababbabbbabaaaabaaaaaababaaaaaaababaababbbaaaaaaabbbbaaaaabaaaabbbbbbababbbabbbbbaabaaababababaaabaaaabbbabbababbaaabbaabbaabaababbbbaabaaaaababaabababbaababaabaabaaaaabbbbabbabbabbaabaabbabbbabbaaaaabaaabbababbaaabbababbbababbaabbbbabaaabbabaaaaaaabbbbbbbaaabbbaaaaaaaaab...

output:

40574
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roll
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roll...

result:

ok n = 40574

Test #48:

score: 0
Accepted
time: 64ms
memory: 19884kb

input:

aaaaaaabbbaabbabbaaabaaabbbaababababbaabbaaaaabaaaabaababaaabbaaaaaabbabbbbbaaaaaaaaaaaaaabbaabbabbbababbbabbbbaaababbabababbaaabbaabaaaaaaabababbabbbbbaababbabbabbaabaaaaabaabaaabbbbaaababbaabbbbabbaabaababaaaabbbbbbaabbbaabbaaabbabaaaaabbbabbbaababbbbabaabaaabbbabaabbbabbaabbaaaaabababaabbbabbaaab...

output:

275212
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copy
copy
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cop...

result:

ok n = 275212

Test #49:

score: 0
Accepted
time: 24ms
memory: 11512kb

input:

bbabbbbababbabaababbbaaabaaaababababbaababbbaabbbbbabbbaaabbbbaababaabbbabbbaabaabbaaaabbbbbaaaababaabbaaaaaaabbaabaaaababababbaabaababbbbbababbaaaabbbabbabaababaaaaaaababababaabaaaabbaababbbaababaaaaabaabbaabbabbaaabbbbabbaaababbbbbbbaaabaaabaabbaabbbabbaabaaababbabbababbabbaababbaabbbbbabbbababbab...

output:

220494
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cop...

result:

ok n = 220494

Test #50:

score: 0
Accepted
time: 39ms
memory: 11508kb

input:

baabbababbabbabaaababbbbbbbaabbabbabbbaaabaaaababbaabbbababbbbbbbbaaaaaaaaaabbaabbabbabaababababbaaabaabaabbbaabbbababbabbaabababaabababbbbbaaaabbabaaaaabbabaabaabaabbabbaabaaaabbabaaabaabbaabbbbbbaababbabbbbbbabaaabbabbbabbabbababaabbbabbabbbbabaaaaaaaababbaaabbabaabbbbaabbbbbbbbbbbabbaaabbbbbbbbba...

output:

204970
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swa...

result:

ok n = 204970

Test #51:

score: 0
Accepted
time: 31ms
memory: 7336kb

input:

bbbbbaabbabaabbaaabbaababbbbabaabbbbabbaabaabbababaabbbabababbbbbbbbaaaaaaabbbbbbbbaaaaaaabaabaabbaaaabbaaabbbaabbabababaaabbbabbaababbababbbabbbabbaaabaabbabbbbbbabaaabbabbbbaaaabaaabbabbbababbabaaabbabaabababbbabbabbbabbaaabaabbbbbbabaabbabbaabbaababbbbbaaaaabaaabbaabbbbaaababbaaabbabbababbaabbbab...

output:

125460
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copy
copy
copy
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cop...

result:

ok n = 125460

Test #52:

score: 0
Accepted
time: 40ms
memory: 19804kb

input:

aaaabbbbaaaababbababbabbaaaaabbaaaabbababbbababaaaaaabbabbbbbbbbabbaaaabbbabbbbaaaaabababbabababbabbbabbaabbbbaabbabaaaabaabbababbaaaabbabbaabbaaaabbababbabaabaaaaabbaaaabaaaabbbbbbbbabaabbababbaaaabbbabbaaabbbabbabbbaababaaabaabababbbbbbbbabbbbbbbbbbbbabbabbbaababababbababbaaabbaabbabaabbaabaaabbaa...

output:

274826
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cop...

result:

ok n = 274826

Test #53:

score: 0
Accepted
time: 11ms
memory: 5220kb

input:

aabaabaababaabbbaababbbbbbbbbaaabaaabbbababbaabbbaaaaaaaaabbabababbaabbbbbabbbbabbaabbbbabbaaaaaabbbbaabbbbabbbababbabbbbbabbaabbaabbbbabbbbaaaabaabaaabbbbabbaabababbbaabbabababbbbbabbbbababbbabbaabbaababaabaababaaabaabbaaaaabaaabbabababbbbababaaaabaabbbaaaabbabaaabbabbbbabbaaabbbabababbabbaababbabb...

output:

58855
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fuse
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fuse...

result:

ok n = 58855

Test #54:

score: 0
Accepted
time: 47ms
memory: 11548kb

input:

baabaaabaabaababaaaaabbbaaaaabbbbaabbbbababbbbbabbbabbbabababbaaabbaaaaababaabaababababbaabaabbbaaabbbaaaababbbabbbaaabaabaabbbbaabbabababaabbaaaabbbaababbbabbbabaaabbbbbabbaaabbaaabbbabbaababbaaabbaababbaaaaaabbaabbababaabbaabbabbaaabbaababababaaaaaabbabbaaaabbbbabbabbaabaababababbbbabbbabbabaaaaaa...

output:

183676
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cop...

result:

ok n = 183676

Test #55:

score: 0
Accepted
time: 15ms
memory: 5220kb

input:

baabababaaababbabaaababaaabaaaaaabaaaaaabbbaaaaaaabaabbbbbbaaababbbaaababbaaababaabaabaaabbaaaaaababbbaabaababbaababbababababbbbaaaabbbbabbbaaababbabbbaaabbaaababaaaaaabbaababbaabaabbaaaabaabbbbbbbababbaabbabbbabbbaaabbaaaabbabaabbbbaabababbbaaabaabbbabbabbbbbbbbbabbabaaaaabbababbbaababbaaaababbbbab...

output:

34881
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roll...

result:

ok n = 34881

Test #56:

score: 0
Accepted
time: 31ms
memory: 19648kb

input:

abaababbbbbbbabbbabaabaabbbbaaaaababbabbbabbbbbbabbababbbabaabbbbabbbbaaaaaabbabbbbabaabbbaababaaabbabaabbabaaabbaabaabbaabbaaaabbaabaabbaaabbbbbbabbbbbabaabbabbaabbbaaaabaaabbabbabbbaaaaabaabbbbaaaabaaaabbbbaababbbaabbbbbabbbabbbbabbaabaaabbbabbababbbbbabbbbbabbbabaaababbbababbbbaabbaabbbbbbbababba...

output:

274890
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fus...

result:

ok n = 274890

Test #57:

score: 0
Accepted
time: 80ms
memory: 11564kb

input:

bbaabbabaaaabbbbabaabbbabaabaaaabbabbabbaabbababbbabbaaabaaaaabbaabbbabbaabbabbaaabaabaabbaaaaaabaabbbbaabbaabaabaaaabaaababbbaaabaababababaaabbaaababbaabaaabaaabbbabaabbabbababbababaabbbbbaabbbaaaabbbbbaaaababaabbbbababbbbbbababbbbabbaabbbbbababbbaababbbbaabbaaabbabbbbaaaabbbababaaaaaaaabbabbbbbbab...

output:

232839
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cop...

result:

ok n = 232839

Test #58:

score: 0
Accepted
time: 19ms
memory: 7556kb

input:

baaaababababbabbaaababbabaabaabbbbaaabaaaabbaaaaaabbbababbaaabaabbbaababbaababbabbbaababbbbbbaaaabaaabaabaaabaaaaabbbbbbbbbabaaabaabbaaababaabbbbbbbbbbabbbbbaaabbbbbabbaaaaaabbaaabaababbabbabaaabbabaaabbbbbabaababaababababbbbabababbbaaabbabaaabaaababbbababaaaababbbbbaaabbabaaaababbaabbbabbbbaaababba...

output:

113640
copy
roll
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copy
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swa...

result:

ok n = 113640

Test #59:

score: 0
Accepted
time: 40ms
memory: 7436kb

input:

abbbabbbbaabaaaaabbabbaabaaaaabbabaaabbababbbaaabbaaaaabbaabaaaaababaabaababbbbbbbaaababbbabbabbbabaabbabbaabbababababaaaaabababbaabaabaaabbaaabbabbaaabababbabaaababaaaabbabaaaabbaaaabbbaabbbabaabbababbbabbbaaabbbaabaababaabbbbaababbbbaabababbbbbbbbababaabbbaaaaaaaababbaaabbabababbaaaaababbaabaaabba...

output:

120964
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cop...

result:

ok n = 120964

Test #60:

score: 0
Accepted
time: 83ms
memory: 19812kb

input:

bbabbbbaaabbbbbababbbaaabaabbbaaaaaaababaabbbbbbbbaaaaabaabbabaaaaabababbbbababbbabaabbaaaababbababaabbaaaabaaabbbbbbbaaaabbbbaaaabaaaababbaabbbbaaabbabaababaaabbaabbabbabbbbabaaaaababbaaaabaaaabaaaaababbaababababbabbabbaaaababbbbbabbbbbabbbaaabaabaaabbababbabbbaabaaababbbabbaaaaaabaababbaaabbaaaaaa...

output:

274812
copy
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fus...

result:

ok n = 274812

Test #61:

score: 0
Accepted
time: 68ms
memory: 11672kb

input:

bbabbbaababbbbabaaaaaabbabaababbaaabbabbbaaababbbbababaabbbababbaaaaababaaaaaaabbabaababbabbbabbababbabbabbaaabbbbbbabbabbbbabbbbbbbbbbabbabbbabbbaabaaaaabbbaabaababbbaabaaababbaabbbbbbaaabbaabbabbabaabaabaaaabbbabaaaabababbabababaaaabababaabaabbbaaabbbaabbababaabbaaaaaabbaababbbaabbbbaaabaabaaabaab...

output:

226434
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cop...

result:

ok n = 226434

Test #62:

score: 0
Accepted
time: 24ms
memory: 7448kb

input:

aaaababbbaaabababaaabaaaabbaaaabbabbbbaabababbaaaabaabbaabbaaabaaababbaabbbbbbbbaabbbaabaababbaabbbabaaababbbbbabbbabbabbbaaaaaababaaababababaaaaabbabbaabbababaabbbbaaaabbaabbabbabbbbbaabbbbbabbbbaaaababbbaaaaaabaabbabaabaabbbabbbbbbbaaababbbbaaabaabaababaaabababaabbaaabbaabaabbbbbbaabaaaabbbbbbaaaa...

output:

117797
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fus...

result:

ok n = 117797

Test #63:

score: 0
Accepted
time: 28ms
memory: 11624kb

input:

aaaabbbaabaaababbabbaaaabaaaabbbbaabbbbaabaaaaabbbbaaaabbbbbbbbabaaabbbbabaabbabaaaaabaabbaabaaaabaaabbabbaabbbbabbaaabbbaababaaabbababbbaabaabbbbbabbabbbabbbbabbaabbbaaaabaaababbbabaabbabbabbbbbbbaaabbbbbabbaabaaaababbaaabaabbabbaabaaaaaaaababbaabaaaaabbbbbbababbabbbaaaababbabaaababbbabbabbabbaaaaa...

output:

191682
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cop...

result:

ok n = 191682

Test #64:

score: 0
Accepted
time: 59ms
memory: 19816kb

input:

baabbaaaaaabbbabaaaababaaabbbaaaaaaaaabbbababbabbababbbbbaaabaaaabbaaabaaababbaaaaaabbbabbabaabaaaabbaababbaabaaaaabaaaaaababababbabbbbabaabbabbbabbbabbbaaabbaabaababbbbbbbabbbbabaaaabbaababaabbbaabbaabaaabbabaabababaaaababbbbaaabaaaaabbbabaabbbbbbaabbabbaabbbbaabaababbbbbaaabaaaabbbbababaaabababbaa...

output:

274650
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roll
copy
copy
fuse
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copy
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fuse
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fuse
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cop...

result:

ok n = 274650

Test #65:

score: 0
Accepted
time: 43ms
memory: 11664kb

input:

bbabbaabbaaabbaaabaaaaaabbaabbbbbbabbabbbabaaaaabaaabbabaaabaabbbbabbaabbbaaaabbaabbbaababbabbabbababbaaabaabbabbaabbaaaabbbbbbbbabbabbbbabbbabbbababaabbabaabaaaababbbabbaaabbaaaaaaaaaabbbaababbbaaabbabbabbbbabbbabbbbbbbaaabababaaabbaaaaaabaabaababaaaababbbababbababaaaaaababbaabbaabaaabaababbbbbaaba...

output:

178939
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fuse
swap
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fus...

result:

ok n = 178939

Test #66:

score: 0
Accepted
time: 4ms
memory: 5308kb

input:

ababaaababbbbaaabaaaaaababaaaabbbbababbbbbbbbbaabbbaaabbbaabaabbaabbaabbaaaabaabbaabaaabaabbabbaabaababaabbabbbbabbaaabbabbaaabababaabbaabbaaaaabaababaabbaaaaabbabaabbaabbbbbbbbbabbbaaaabababaaababbbaaaabaabbaababaaabaabbabaabbbabbaabbbabbaabaaabbbbbbbaabbabbaabaaaaabaabababbbbbababaabbbbbaaaababaab...

output:

34104
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fuse
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roll
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roll
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copy...

result:

ok n = 34104

Test #67:

score: 0
Accepted
time: 64ms
memory: 19804kb

input:

aabbabbbaabbabbbabbbbaaababbabbaaaaaabaabbbaaababbbbabbbbbaaaabaaababbbbabaaabaaaabbbbbabbbaaabaabbaababaaabbbabaababaaaaabbabbbbabbbbabbaaaaababaabbabaabababbbaaabaaaabbbaaaaaabbaaaaabbbbbaaabbbabaabbaaababbabbaabbbbbbbbbaaaabbbaabbbaabbabaababbabbbbaababbabbbbababbababbbbabaabbbabaaaabaabaabaaabba...

output:

272628
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fuse
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fuse
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swap
roll
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rol...

result:

ok n = 272628

Test #68:

score: 0
Accepted
time: 75ms
memory: 19696kb

input:

abababbbbabaabbbaaaaaabbbaaabbbaabbbbabbaabbbbbbaaaaababababbbaababbbbaaaaababbaaaaaaabaabaaababbabbbbbaababbbbabbbabaababaaababaaabaabbbbbbabbaaaabbabababaaababbaaaaaaabaababaaabababaabbaaabaaabaaabababbbabababbbaabbbaaabbbbaabaaaaabbaabbaabbaabbbaabbbabbaabbabbaaaaabbbbabaabbabaaabaabaabababbaabba...

output:

275221
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roll
copy
copy
cop...

result:

ok n = 275221

Test #69:

score: 0
Accepted
time: 3ms
memory: 3776kb

input:

aabaaabbababbbbbbbababbaabababbaabbbaaabaaaabbbbbabaabbbaaaababbbbaababbabbbaaabbbbaaabbbaabbbaaabbbaaabbbabbaaababbbaaaaabbbbababbaaabbaaabbbbaaabbaaaabbaaaabaabbabaabaaabbbaaabbaababbbbbababbabbbabaaaabbabbaaababaaaabbbbaabbbbbabbbaabaaaaabbbbabbabaaabbabaaababababbbbaaabaaaaabaaabbbabaaababbaaaaa...

output:

7418
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roll
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roll
...

result:

ok n = 7418

Test #70:

score: 0
Accepted
time: 15ms
memory: 5256kb

input:

aabaababaaabaabbbabbabaaabbabbbbaababaaaababbbbbbbababaabbaabbbbbabbbbbbabbbbbaababbaabbaaabababbbaababbbbbaaaababbbbbbababbbbbbabaabbabaabaaabaaaaaababaabbbabbaaaaaababbbbaaaaaabaaabbbabaabababbbabbbbaaaababaaaabaaaabaaaabaaaaababbbbabaabbabbabbabaabbbbabbabbabaaabbbbaaabbbbaaababaabaabbababaabaaba...

output:

59662
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copy
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fuse
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roll
copy
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copy
fuse
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swap
roll
copy...

result:

ok n = 59662

Test #71:

score: 0
Accepted
time: 27ms
memory: 7320kb

input:

bbbaaabaababbaabbaaaababbaabbbbaabbaaabbaaababaaabbabbbaababbabbbaaaaaabbbabbbabaaabbbabbbabbbabbabbaabaabaaabbabbaababbababbaaaaaabbbaaaabbaabbbbabbbbaabbaaabbaabbabaaabaaababaaaaaabaabaabaabababbabbbaabaababbbaaaababbbaaaababbabaaaabaaaaaaaabaaabbaabbbbbaaabaaabaabaaaaabbbabbbabbbaabbbabbbbabaaabb...

output:

81695
copy
copy
copy
fuse
fuse
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roll
copy
copy
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fuse
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roll
copy...

result:

ok n = 81695

Test #72:

score: 0
Accepted
time: 56ms
memory: 19924kb

input:

bbbbbabbbbaabbabbbbabaabbbbaabbaababaabbabbabbaaabbaaabaaabbbbaaaaabaabbbbaaabbbaaaabbaabaabaabbaaaaabbabbababbbaaaaabaaabbaabbbabbbabaabbbbbbabaabbbbaaabababbababaabaabaaabbabaababaaaababaabaaaabababbbbabbbbbbabbabaaabbbbabbbbabbabaabaaabbbaaabbbabaaabaabbababaabbabaabaaabaaaaabbababaaaaabbaabbabaa...

output:

275245
copy
copy
copy
copy
copy
fuse
fuse
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roll
copy
roll
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copy
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fuse
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roll
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copy
copy
fuse
fuse
fus...

result:

ok n = 275245

Test #73:

score: 0
Accepted
time: 31ms
memory: 7440kb

input:

abaabaabababaaaababaaaaababbaaaabbaaabbbbaaababaabbaaabbbbbbabaabbbbbaabbababbaaaaaabaaabbabaaababaaabbbaabaaabbaabbbabbaaabbaaaababbaaaaabbbbbaabbbbbbbaaaabaaababbabbababaaabbaaaaaaabbbbabbbbbbabbaabbabaaaaababbaaaaabbbbbaaaababbaaabbbababbabababaaaabbbaaaabababaabaabbbabbbbababaababbabbbaaabaabbba...

output:

107951
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roll
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roll
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roll
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cop...

result:

ok n = 107951

Test #74:

score: 0
Accepted
time: 43ms
memory: 19676kb

input:

bbabbbbaabbaaabbbbbababbbbababbaababbabababbbababbbbabbbaabbbaabbbbaaaababaababbbabaaabbababbbbbababbabababbaabaaabbbaaaaabaaabaaabbbabbbabaaabbaabbbabbaaababaababbaabbaaabbbaabbbaabaababbaaabbbbaabbaaaabaababaaaabbbbbabaabbbbbbaaaabbbbbbbbbbbaaababbbbbaaaaaababaabbbabbabbaababbabbbbabbbabbbbabababb...

output:

263697
copy
copy
fuse
swap
roll
copy
roll
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copy
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fuse
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copy
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fuse
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copy
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fuse
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swap
rol...

result:

ok n = 263697

Test #75:

score: 0
Accepted
time: 43ms
memory: 11780kb

input:

bbabbbbabababaaaaaaabbbbbababbaaabababbabaabbbaaaabbbbbbaabbbabaaaaabbaaabbaabaabaabbabaabaababbababaaaababaabaaabbaaaaaaaaabbbbabbbaababbbbbbbbaababaaaaabaababaaaaaaaabaabbbbbbbbbbbaaabaababbababbabaababaaabaabbbaaabbbaaabababaabbabbaabababbabbbabbaaaaaaaabaabaaaaababbababaababaababbbbababaaababbaa...

output:

208341
copy
copy
fuse
swap
roll
copy
roll
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copy
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fuse
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roll
copy
roll
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roll
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roll
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roll
cop...

result:

ok n = 208341

Test #76:

score: 0
Accepted
time: 80ms
memory: 19876kb

input:

bbaaaaabbbaabbbbaababbabaababbbbbbbbbabbaaabababaabaaabbbbabbaabbbabbbbbbabbaabaabbbaabaaabaababaababaaaaaababaabbaaababaaabbaaabbbabbbbabbababaabbaabbaababbabbbabbbaabbabaababbbabbaabbabbbbaababbaabbbabbabaaababbaaaaabbbabaaabbabbbabbaabbbaaaabaabbbabbaabbabbbbaaabbaabbabaaaabbaaabaabaabaababaabbaa...

output:

275474
copy
copy
fuse
swap
roll
copy
copy
copy
copy
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fuse
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roll
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fuse
swa...

result:

ok n = 275474

Test #77:

score: 0
Accepted
time: 44ms
memory: 11580kb

input:

ababbbabbbabaaabbaabbabbabaaaaaaaabbabaaaaaabbbabbbaabaabbbababaabbbbaaabaaababaaaaabbaabbabababbaaabaaabaabbaaaabaabbbbbbbabbbaaabaaabaabaaabbaaaaaaabbabbabaaaabbaabbbaabbaabbaaaaaabaaaababbbbabbbaabbbaaaabaaabbabaabbbaaabaabababbbbbabaabaabaaaabababaaabbbbbbbbabbaabaabaababaaaabbabbbabbaaabbbaaaaa...

output:

261119
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copy
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copy
roll
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fuse
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roll
copy
roll
cop...

result:

ok n = 261119

Test #78:

score: 0
Accepted
time: 20ms
memory: 7336kb

input:

abbbababbaabbaaabbaabbbabaabbbbaabbbbabbbaabaabbbbaaabbbababbbaaaaaaaaaabbbaaaababbabbbaabaabbbbbaabaabbaababaaaabbbaaaaaabbaabbbbbaabbbbabbabaaabababbbababababbbbabaaaaabaabaabbbabbabaaaababbbaaabaabaababbaabbbabbbabaababaaaabbaaaaaaaabbabbbababbabbbaaabbababaaabababbbbaabbabaaababbaabababbaaababba...

output:

123837
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copy
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copy
copy
copy
fuse
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copy
roll
copy
roll
copy
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fuse
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copy
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copy
fuse
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roll
copy
roll
copy
rol...

result:

ok n = 123837

Test #79:

score: 0
Accepted
time: 36ms
memory: 11776kb

input:

aabbbbababaaabaabbaaaaaaaabaabaaababbbabaaaaabaabaaaaaabbbbbbaaaabbaaaaababbaaaaaaabababbabaababbbbbbbabbbbabbbbabbbaabbababbbbababaaababbaaaabbbbbaaabaaabbaaaabbbbbaababbabaaabbaabababaaababbbabaaabbbaabbaabbaaaaaaaabbabbababbbaaabbbabaabaababbbaaaabaaabbaaababbbabbbaaabaaabbbabbabbaaabbabaaaaaaaba...

output:

190763
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copy
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roll
copy
roll
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copy
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fuse
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swap
rol...

result:

ok n = 190763

Test #80:

score: 0
Accepted
time: 71ms
memory: 19840kb

input:

baabbbababaabaabaaabbbbababaaaabbbaabbababbabbabbaabbbaabbaabaababaaabbbabaaaabaaaabbababbbbbbaabbbaaabbbababababbbabaabaabbababbaaababbbbbaabbaabbababaaaababaaabbbabaaaaaaabbababbaabaaabbaaaaababaababbbbbbabbabaabaabaabbababbbbaaaabababbbabbbabaababbaabbbbbbbaabababbbaaaaabbababaaaabaaababbbbbaabaa...

output:

274606
copy
roll
copy
copy
fuse
swap
roll
copy
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roll
copy
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roll
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roll
copy
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fuse
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roll
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roll
cop...

result:

ok n = 274606

Test #81:

score: 0
Accepted
time: 0ms
memory: 4252kb

input:

bbababbbababaaabababbbababaabbbaabaaaababaaababbabaababbabbabaabbababbbbaaababbbbbaaaabaaabababbbababbbbabaaaaaababbaababaaabaababbbbbababbbbbabbabaabaabbaaabbbbaababbbbbbaabaabbbbaabbababbbaabaabbbbabaabbbbbabbabababaaaabbaabbaababbaaabaabbaabbaaaababbbbbaaaababaabbbbbbaaababaabaaabbaaaaabbabaabbba...

output:

19742
copy
copy
fuse
swap
roll
copy
roll
copy
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fuse
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roll
copy
roll
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roll
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roll
copy
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fuse...

result:

ok n = 19742

Test #82:

score: 0
Accepted
time: 16ms
memory: 7392kb

input:

bbabababbbbbabaaabaaaaabbabbabbbbabbaabbabbaababaabaaaabbaabbaaaaaababbbabbaabaabbababbbabaabaabaaabbaabaabaaabbbaabababbbaaaabbbbbbbbbbbbbbabbbbbaabbbbaababaaaaaabbbbbabaabbbabbabaabaababaabbabaabbbbabbbbbaabbbbabbbbbbaabababaaaababbbbbbaabaaabbabbbaaaabbbaababbbbaabbbbbaabaabbabaaabaabababaabbabaa...

output:

79385
copy
copy
fuse
swap
roll
copy
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copy
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copy
fuse
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copy
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roll
copy
roll
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copy...

result:

ok n = 79385

Test #83:

score: 0
Accepted
time: 11ms
memory: 5216kb

input:

aababaaaaaaabbbaaabababaaababbbbbbbbababbababbabbaaaaabbbbbaababbbabbababaaabbaaabbbaabaabbbaabbbbabbbaabbabaabbabbababbabaaaaaaaabaabbaaabaabbaababbabbbaaabaaababaabbabbababbabaaababaabbbaabaabaaabaaababbbbbbaaabbababbbabbbababaabaabbabaaaabbaabbababaaaaaababbaaaabababbaababbabbababaaabbbbabbbaabab...

output:

65021
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copy
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swap
roll
copy
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fuse
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fuse
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roll
copy
roll
copy
roll
copy
roll
copy
roll
copy
roll
copy
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copy
fuse
fuse
swap
roll
copy...

result:

ok n = 65021

Test #84:

score: 0
Accepted
time: 55ms
memory: 19956kb

input:

aabbbaabaaaaabbbaabbbbabbbababbbbabaaaabbbbaabbaaaabbbbbaaaabbbaaaaabaaabababbaabbaaaaabbbbaabababbabbabaaabbbbbabaabbabbbbaababbbbaaaaaaaaabbbbabbaaabbbababaabbabbbbbbabbbbbbbbbabbbaaabaabaaabbbabaaaaabbabbbabbbbaaabbbbbbbabbabbaaabaaaaabaababaaaabbbaaabbbabbabbabbbaaabaaaababbbabaaaabaaabbabaaaaba...

output:

274853
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copy
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fuse
swap
roll
copy
copy
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fuse
fuse
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roll
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fuse
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roll
copy
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fuse
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fuse
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roll
copy
copy
copy
copy
fuse
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swap
roll
copy
roll
copy
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copy
fuse
fus...

result:

ok n = 274853

Test #85:

score: 0
Accepted
time: 3ms
memory: 3808kb

input:

abaaaabaaaaaaaabbaabbaaabbaaabbbabbbbbaaabbbbaaaaabbababaabbbaabbaabaaaaabbbbaabababbabbabaaabbaababaabbbababaabbabbbabbaabbababababbababbabbbaabbabaaaabbaabababaaabaaaaabaaaabbbbaabbabbaabbabbbababbaaaaaababbbaabbbaaabbababbaaabaaabaabbaaabbaaaabbbaabbaabbbbabaaababbbbbaabbbabbbaabbabaaaabaabbaaaaa...

output:

4048
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roll
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copy
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roll
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fuse
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roll
copy
copy
fuse
swap
roll
copy
copy
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fuse
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roll
copy
copy
fuse
swap
...

result:

ok n = 4048

Test #86:

score: 0
Accepted
time: 59ms
memory: 19796kb

input:

baaababaaababbaabbbaaabbabbabbbababbbbabbbabbbbababaabbaaabaabbbbaabbabbabaaabaababaaabbabababbabbbbbbabbaabaabbbabbabaabbbaabbaabbbbababbbababababaabababbababbbbbaabbbbbaaabbbaababbaaabbbaabaaababbbbbbabbbaabbbaababbababaabaaaaabbabbbbbbabbbaaaabbabbbbabaabbbbaaaabbbaaaabbabbabbaababbbbbabbabbbaaba...

output:

263525
copy
roll
copy
copy
copy
fuse
fuse
swap
roll
copy
roll
copy
roll
copy
roll
copy
copy
copy
fuse
fuse
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roll
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fuse
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copy
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fuse
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copy
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fuse
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roll
copy
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fuse
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copy
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fuse
swap
roll
copy
roll
copy
cop...

result:

ok n = 263525

Test #87:

score: 0
Accepted
time: 7ms
memory: 5332kb

input:

abaabaaaaaaaabbabbbbbbaaabbabbabbababbaababababaabaabababbbaaaaaaaaaabbaabbbbabbabbabbbbabaabbabbbabaabbababbbababbbaaaabbbbaaaaaaaabbaabaabbaabbabaabbbabbbaabaaababaaaabbbaabbaaabbbbbbababaababbbaaaabbaaabbaaaaaabaaaaaaaabaaaaababbabbbabbbbbbaabbbbabbbaaaababbbaabababaabababaaaaaaababbbbaabaaaabbab...

output:

51443
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copy
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copy
roll
copy
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fuse
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roll
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copy
copy
copy
copy
copy
copy
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fuse
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roll
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roll
copy
roll
copy
copy
copy
copy
copy
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fuse
fuse
fuse
fuse
fuse
swap
roll
copy
copy
copy
fuse
fuse
swap
roll
copy
copy
fuse...

result:

ok n = 51443

Test #88:

score: 0
Accepted
time: 36ms
memory: 19948kb

input:

bbabbaaababbaabaaaaaababbaababbabaababbbabaaabaabababbabbaaaaaabbbbbbaaabababbbabbbabbbbbbaabbbbaabbabbbaaaaaababaaabaaaaabbbbbbbbabaaaabaababaabaabbbaabbabaabaabaaaaabbababbbababbaaaaaaaabbabbbbbbbaabaaaaabaaaabbbabbabbabaabaabbbbaabbaaabbbaaaababbbbbbabbbbaababaabbabaaabbbbbbbabbaabbaabbabbbbaabba...

output:

274667
copy
copy
fuse
swap
roll
copy
roll
copy
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fuse
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roll
copy
copy
copy
fuse
fuse
swap
roll
copy
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roll
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fuse
swap
roll
copy
cop...

result:

ok n = 274667

Test #89:

score: 0
Accepted
time: 35ms
memory: 11716kb

input:

abbbbabababbaabaabaaaaabaabbbaaababaabbbaabbbbabbabbabaabbaabaabbbbaabbbabbabaaabaababbbbbaaabaabbbababaaaabbabaaaabaaaaaababbbaaaababbaaabaaaaaaaabbaaaabbbbbabbabbbabbabaababaabaaabaaaaaabbabaaababaabbabbabbaababaabbbbbabbababaabbaabbaaabbaaaabababbaabbababaabbaababbabaaaaabaaaaaaaabbaabbabaaaabaaa...

output:

150169
swap
copy
roll
copy
copy
copy
copy
fuse
fuse
fuse
swap
roll
copy
roll
copy
roll
copy
roll
copy
roll
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roll
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fuse
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fuse
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copy
copy
copy
copy
copy
fuse
fuse
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fuse
swap
roll
copy
roll
copy
copy
fuse
swap
rol...

result:

ok n = 150169

Test #90:

score: 0
Accepted
time: 31ms
memory: 11644kb

input:

abaaaababaabbbbabaaababbbbabbbbbabaaabbbbaaaaabaaabbbbbaabaabaabaabaaaaabbbabaabbabababbaabaabaaababbbabbababbabbbababbaaabbbbbabbaabbbbaaababbbbabbababbaaabbaaaaababaaabaaaababbababaaabaabaabbaababbabababbaabbbaaaaabaabaaaabbbaabaaababbbaabbbbbaabaabbbbbbaaaabaaaaaababbabaaabbaabaaabaabaaabbbbababb...

output:

156244
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cop...

result:

ok n = 156244

Test #91:

score: 0
Accepted
time: 16ms
memory: 5320kb

input:

bbbababbaaabbbbbbbaaabababbbaaabaabaaabaabaabbaabababbaabbbbaaabaabbabbbaabbbbaabababbbbaabbbbbaaababbbbabaabaababaaaaabaabbaaaabaababaaaaabbbbaabbbbabbbaabbbaaabbbbbbaabbabaabaabbabaaabbbbaaaababababaaabaabababbbbbbaababbabaaaabbabbaabbbaabbbbaabaaabaabbababbbaaabbbababbaabababaabaabbbbabaaaaaabbab...

output:

42292
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copy
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fuse...

result:

ok n = 42292

Test #92:

score: 0
Accepted
time: 55ms
memory: 19700kb

input:

aababaaaaaaabaaaaabbaaaabbabbbaaaaaabaaaabbaabaaabbabbbabbaabbabbbbbaaabbaabaaaaabbabaabbbbbabaabbaababbaabbbaabbabbaabbabbbbaaabbbbbbaaabbabbbaababaaababbababbbaaabbaaabaabbaababaababbbaababbaabaaaabbbaabbbababbaaaaabaaabbbabaaabbbbbabaaaabaaaabaababaabaabbaabbabbabababbbabbabbbaaaababaaabaaababbaa...

output:

275169
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fuse
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rol...

result:

ok n = 275169

Test #93:

score: 0
Accepted
time: 20ms
memory: 7440kb

input:

abbbbabbabbaabbbbbbbabbbbbaaabbbabaabbbbaaaaababbabababbbabababbbbaabbabbaaaaaababbbaaabaaabbaabbbbaaababbabbabbaaabbaababaaabaabbabbabaabbababaaabbbbbabbbbaaaabbbbaabaabaabbbaaaaabaabbbaabbbaabbbbaabbbbaabbaabaaaabbaababbbbbabbbbaabbabaabbbbbaaabbbbbabbbbbbbaaabaaabbbaabbbbbbabaaababbbbabbbabbbbabb...

output:

96535
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roll...

result:

ok n = 96535

Test #94:

score: 0
Accepted
time: 0ms
memory: 3824kb

input:

bbaaabbbabbaaabbabbbbabababbbbaabbaabbaaabbaaabbaabbbabaabbabbababaabbbaababaabaaabbabaaabbbaaaaabababbaaaaabababbbbbbaaababbbaaaabbaaaabbbaaabaaabaabaabbaaabababbbaaaabbabaabababaabbbbbbabaaabaababbbbbbaababbaabababaabbababbaaaababbabbabbbaaabbbaaaaaaabababababaabaaaaaaabbbaaaaabaaaabaaaabbbbabaaba...

output:

12416
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roll
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roll...

result:

ok n = 12416

Test #95:

score: 0
Accepted
time: 13ms
memory: 4340kb

input:

aabbbbbabbaababbaababbbbbbbbbaabbaaabbbbbbbbbabaababbbabbabaaabbbaaaaabaaabbaaabbaaababaabaabbabaabbbbaaabbaaabbaabaabaaabbaaaaaabbbbaabaababaaaabbbbbbaaaaabbbaabaaaabbbaaabababaaaaaababbbabaabaabaabbaaaaabbabaaaaaaababbbbabbbbababbaabbbaaabbbbaaabbaaabababbbabaaaabaaaababaaabababbaaabbababbaabbaaaa...

output:

24158
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copy
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fuse
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fuse...

result:

ok n = 24158

Test #96:

score: 0
Accepted
time: 51ms
memory: 19804kb

input:

baababababbbaaaaaabbbbabaabaaaabbbabbbaaabbbbbbaaaaaaaabbbbaaabbabaaaabbabbbbaaaaaaabbbbaaaaabbabbaaaaabbaabbbbabbabababbbabaaabbbbaaabbabaabaababaaaaabbbaaaaabbbbababbbbaaabababbbaaababababbbbbababbaabbaaaaabbbabbbbbabaabbbababbbbababbabbabbabaaaaaabbaababbbabbabaaababbaaabbbbbbaabbbaababbbbabbbbbb...

output:

275057
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roll
copy
copy
fuse
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roll
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roll
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rol...

result:

ok n = 275057

Test #97:

score: 0
Accepted
time: 27ms
memory: 7356kb

input:

abbbaaabbabaabaaabababbaaabaaaabbbbbabaaaaaaaabbaabaaaaaabbbbabbabbaabbabbaabaababbbaaabbbbabaabaabaabbbbbaabaababaaabbbaaaabaaabbbababbbaabbbababaaaaaaaabbbaabaaaaabaababaaaaaababbaaabbbaabaaaaabbaaababaabbababaaaaabaaabbababbbbbbbabbaaabaaaabaababaaabbaababbbbaababaaaababaabbaaabbbabbbbbabaaaaaabb...

output:

95129
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swap...

result:

ok n = 95129

Test #98:

score: 0
Accepted
time: 35ms
memory: 11560kb

input:

aaabbabaabbbbbbababbbababaababababbbaababaaaaaabbaabbabaababaaaaaaaaabbababbabaaabaabaabbbaaabaaabaaaabaaabbabbabbbababaaaabbababababbababbaaaaababaababbbbbaaaaabbbaaaababababbababababbababbababbaabaabbbaabbabaabbbaabbababababaabbabbbbaabaaaababbbaabbbaabbbababbbbbbaabaaabababbbaaabaabbaabbaabbbabaa...

output:

204432
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roll
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roll
copy
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fus...

result:

ok n = 204432

Test #99:

score: 0
Accepted
time: 44ms
memory: 7544kb

input:

abbaaaabbbaababbabbaabbaabaaaabaabbaabbbabaababaabaaaaabbabaaabbbababaabaaaaabaabbbbabababaabaabaabbbbbaabbbaababbabbabababaaababababbabbaaaabaabbbabbbaaabbaabaababbaabbbaaababaaaababbbbbaabaaaaaaaaaabaaabbaabbabaabbaaaabbbaaabbbabbbbabaaabbaabbaabaaabbaabaaaabbbbbabaaabababaabaaaabbbababbabaabbbbaa...

output:

93066
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swap...

result:

ok n = 93066

Test #100:

score: 0
Accepted
time: 68ms
memory: 19804kb

input:

bbbbaaabbbabaababaabaabaababbababaaaaaaababbbabbaababbbaaabababbbaabbbaaabaaabbbaaaaababbbbaabbababaabaababaaaabbbbbbbbabaaaaaaaaaaabbbbbaabbbbbabbabababbbaaabaaababbbaaabbbbbbabbbabaaaabbbaaababbabaaabbbaabbaaabbbbbbbbababaaaabbabaabaaababbabaabaabbbbbabbaabaaaabbbbbababababbbbbbaabaababaaabababbaa...

output:

274989
copy
copy
copy
copy
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rol...

result:

ok n = 274989

Test #101:

score: 0
Accepted
time: 39ms
memory: 11780kb

input:

babbbbaabbaabaababbabbabbbabababbbabbbabbaaabaabbbaaaaabbabbbbaaaaabbabbabaaaaaaaaaabbbabbbbababaabababbabbabababbaabbabbbababbaabbbbabbabaabbaababaabaaabaaabbaababbbbbbabbaabbbaabaaababaaabbabababbaaaabbababaabbaabbbabbbaaaaabababbaabbbbabaaabaabaaabbbbbaabbabbabbabaaaabbbbabbbabaaabaabbbabbbbbbabb...

output:

195658
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roll
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fuse
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swa...

result:

ok n = 195658

Test #102:

score: 0
Accepted
time: 44ms
memory: 11580kb

input:

bbbbabbbabbbaabaababaaabbbbabbabababbbabbbbbbaaaabbabababbbbaaaabbabbbbbbbabbabbaaababbabbaaabaaabaababbbaaaabbbaaaaabaaaababaaabbaababbababbabaaababbbaababaabababaabaaababababaabbaaaabababbbabbabbaabaababbbbbbaaaaabbaababababbbbaabaabbbbababaabbabaabbbbaababaababbbababaabbababbbbbbababbaabbbaababbb...

output:

214389
copy
copy
copy
copy
fuse
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fuse
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fus...

result:

ok n = 214389

Test #103:

score: 0
Accepted
time: 20ms
memory: 7504kb

input:

abbbaabbabaabbbaaaabbaabbbbaaaaabbabbaaaaababbabababaabaababababababababbaaaaaabbbabbbaaaababbbbbaaaaaaabaabababaabaababbababbbaababbabbbbbaababaabbbbaabaaaabaaababaaaaaabaabaaaaaabbababababbbbaabbaababaaaaabbbbbbbbbbbabaabbbbabbbabbbbaaaaaaaaaabbaaaaababbaaaababbabbabbbbababbbabbababbababbbbbaaabab...

output:

95100
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copy...

result:

ok n = 95100

Test #104:

score: 0
Accepted
time: 59ms
memory: 19796kb

input:

bbaaababbbbbaababbbabaababbbaaabbabbbbbabbbabbbaabbbbbaabaaabbaabaabaabaabababbaabbaaababbbbabababaabaaababaabbabbbbaabaaaaaaabbababbbabaababbabaaabaaaaaaaababbaababababbabbbbbaaaabbaaabbbabaaaababaaabaabaaaaabaabbaaaabbbbbbaababbbaabbbaaaaaaaaaaabbabbbaabaababaaabaaabbbabaabbbabbaaabaaaababbbaaabbb...

output:

274909
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roll
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roll
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roll
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cop...

result:

ok n = 274909

Test #105:

score: 0
Accepted
time: 39ms
memory: 11532kb

input:

baaaaabaabbaabababbababbabbbabaaabbbabaaabbabbbababbbaaaabbababaaaababbabaaaaababababbababababaaaabbaaaaaaabbbaabbabbaaaaabbabaabbabbbbabbbbabaabbbbabbbaaaaaaabaabbaaabaabbbbbaaabaababaaaaabbaabababbaababbbbbabbababbaabaabbbabaaaabaaabbaabaaababbbbbaaaabbaabbbabbbaaabbbaaaabaaaabaaabbbbaabaabbbababa...

output:

140412
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copy
copy
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cop...

result:

ok n = 140412

Test #106:

score: 0
Accepted
time: 0ms
memory: 5280kb

input:

abbaaabaabbbabababbbbaababbbbbabababbaaaaababbaabbbbbbbabbbabbbbaabbbbbaaaaabaaaaaabaaabaababbaaababbbbbbbaaababbabaabaaabbbaaababbabbbabbbabaabbbabaaabaaababaaaabbbabababaabbbbbaababbabbbabaaababaababbaabbbbbbbaaabababbbaaaaabbabaaaaaababbbaaaaaabbbaaaabbbbabbbbbbbbabbaabbbbbbaaaabbbbababaababbbabb...

output:

45888
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roll
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copy...

result:

ok n = 45888

Test #107:

score: 0
Accepted
time: 7ms
memory: 7544kb

input:

bbababbbbaabaabbaaaabaaaabaaabbbaaaabaabbabaaabaabbababbbbbbbabbbaabbbababaabbababbbaaabaaaaabbbbbbaaabaaabbabbbbabbbabbbbbbbaaaaababbbabbbbaaababbbaaaabaaababbababbbabbaabbbbabaaaaabbbbbabbaaabbbbbbababaabaabaaabbabbbaabaabbabbaabbaaabbbaabbababbbaaaabbbbbaabbaabbbbbaabbabbbbaababaabbbbbbbbaabaaaba...

output:

98460
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swap
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roll...

result:

ok n = 98460

Test #108:

score: 0
Accepted
time: 55ms
memory: 19716kb

input:

bbaabbbbbbbabbbbbbaaaaaabababbbbbaaaabaabbbbbbbabaabaaababbabababbbaaabababbaabaaaabaabbaaabaaabbbbbaaabbabbababbbaababababaababbabaabababaababaabbaaabbaabbbaababbabbbabbbbbaabbbababbabaabbabaaabbaabbaabbbbbababbaabbababbbaabaaabaaabaabbaababbaaababaabbbabbbbbbbbbbabbabbaabaabbabbbbabbbbbabbbbbaabab...

output:

274864
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copy
fuse
swap
roll
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fuse
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copy
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copy
copy
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fuse
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copy
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fuse
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roll
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roll
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rol...

result:

ok n = 274864

Test #109:

score: 0
Accepted
time: 15ms
memory: 7428kb

input:

babbbaaabbababaaababaabbbbabbbbabbababbbbabbababbaaaabaaaaaababbbbaaabaaaabbabbbabbaabaaaaabbbaaaaabbbabbbababbbbabbbabaabbaaaaaabbaaaabaababaabaabaaabaaaaababbbbaaabbaaaabaababbaaaaaaaaabaaaabaababbbbababaaabaaaabbbbabaabaaabbbaabbaababbaaaabababaabbbbabaaaaabbaaabaababaaaaaaabbaaababbbbbaabaabaaaa...

output:

74379
copy
roll
copy
roll
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fuse
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swap
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copy...

result:

ok n = 74379

Test #110:

score: 0
Accepted
time: 20ms
memory: 5440kb

input:

bbaaababbaaabbababbbababbbaababbbabbaaabaabbbbbababaaabaaabbbbabababababaaabbaaabaababbbababbababbaababbaaaabaaabbbababaaaaabbbababbaaabaaabababababbabaaabbabababbbababbbbbabbbbaaaabbbabababababaaabbbaababbababaabababaababababbabbbabbbbbbabbbaabbaabbabaabbbbaaaabbabbbbbbbabbbabbababbbbaaababbbabbbbb...

output:

61343
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fuse
swap
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fuse
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fuse
fuse
swap
roll...

result:

ok n = 61343

Test #111:

score: 0
Accepted
time: 23ms
memory: 11632kb

input:

abbabbabababbaabbaababbabaabbaabbbbbbbbabaaaabbabbbabaababbbbaaaaabbaaabbbaaabbaabbbabaaabbbbaabbbaaabbaaabbbbaabbbabaaaabbaabbabbbabbabbbbbbbbabbbbaaaaabbbbaaabaaabbbababaababbbaabbbaabbbbabbaababbbaaabbabbaaabbabbbbabaababbaaabaabaaaaabbbbaabaaabaaaaabbaaaababaaaaabaaaabaababbbbabbbbbababbbbbbbbba...

output:

214120
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roll
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roll
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roll
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roll
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roll
copy
roll
cop...

result:

ok n = 214120

Test #112:

score: 0
Accepted
time: 80ms
memory: 19692kb

input:

bbbaabaababaaabaaababbababbbaabaabbbaabaaaaabaabbbbbbaaaababbaaaaabbaaababbbbbbbaaabbbbbabbabbbabaaabbabaaaababaaaaaaaaabbaaabbaaaaababaaabbbbababbbbababaaaaaabbaababbaaaaaaaaaabaaabbbbbbbbbabababbbbbaabaababbabbaaaaaabaaabbaabaababbbbbabbbbbbbabaaabbaaaabbbaaabaabbababbbbbaabbbbbbbaaaabababbaababab...

output:

275034
copy
copy
copy
fuse
fuse
swap
roll
copy
copy
fuse
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roll
copy
roll
copy
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fuse
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roll
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fuse
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roll
copy
roll
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roll
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roll
copy
copy
cop...

result:

ok n = 275034

Test #113:

score: 0
Accepted
time: 0ms
memory: 4060kb

input:

bbbbbbaabbabbbbbbaababbaabbbaaaaaabbbbaaabbbbbaaaaaaababaababbaaabababbaabbaaaaaabbbaaaaabbabbbbaabababaaaabaabbbabbbaababaaaabaabababaabbbbaaababbabaabaabaabbbbbabababbbbbabbbaabbbaaabaabababaaaabaaaabbbbbbbbbbaabbbabaabaaababaabbaaabbbbaabaaaaaabaabaaabaaaabbbbaaabaabaababbaaababbbbbbbaaaabaaabbba...

output:

4334
copy
copy
copy
copy
copy
copy
fuse
fuse
fuse
fuse
fuse
swap
roll
copy
copy
fuse
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roll
copy
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roll
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copy
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fuse
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copy
roll
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roll
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fuse
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roll
copy
copy
...

result:

ok n = 4334

Test #114:

score: 0
Accepted
time: 56ms
memory: 11672kb

input:

baaabbababaabaaabbaabaababbabbababbabaabbbbaababbaababaabaaaabaabaaabbbaaaaababbabaaaababaabaaabbaaaababbbbbbbaaaaabaabbabaabaaaabbbbabaaababaabbbababbabbbabbaaaababaaaaabbbaaaaaaabbaaaabbababbaabbbaabbaaaababbaabaaabbbbaabaabbaaababbbbaaabaabbaababbbabbaaaabaabbbbbbabbaaaabbaababbabbbabaabababaabab...

output:

244294
copy
roll
copy
copy
copy
fuse
fuse
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roll
copy
copy
fuse
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roll
copy
roll
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roll
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roll
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roll
copy
roll
copy
cop...

result:

ok n = 244294

Test #115:

score: 0
Accepted
time: 48ms
memory: 11676kb

input:

aabaabbbabbabbbaaabbbaababbababbbababaaabbbbaababbabbbaababaabaabbaaaaaabbbbabbbaababaabbabaabaabaaabbbaabaaaabbabbbabbbbaabbaaaababbbabbabbaabbbabbabbaabaabbbaabbbabbaababababbaaabbaaabbbbaaaaaabaaaaaaabbbaaabbbbaabaabbabbbabbbbbbabbbbbaabbbaabbaaaabbaaabbabbabaaaabbaabbbabababbbaaaababbbbaabbaabba...

output:

235550
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copy
copy
fuse
swap
roll
copy
roll
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copy
copy
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fuse
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fuse
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fuse
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roll
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roll
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rol...

result:

ok n = 235550

Test #116:

score: 0
Accepted
time: 87ms
memory: 19736kb

input:

baaaaaababaaaababaaabbbbbaabbbbaabababbbbabbbbaabbabbaaaababaaabaaabbaabaaabaabbbbaaabbbbaababbbabbaabaaabbbaabaaabaabbbbaababaaabbbabbaaababbbbbbbababaabaaaaabbaabbabaabaaabababbbbbaababababbababaababbbabbbaabaaabbaaaabbbbbbaaaabbababaabaababbbbabaabbabaaaaabababaaabaabbaaabbbbbaaabaabbbbaaaaaabbaa...

output:

275040
copy
roll
copy
copy
copy
copy
copy
copy
fuse
fuse
fuse
fuse
fuse
swap
roll
copy
roll
copy
roll
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copy
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fuse
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roll
copy
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fuse
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rol...

result:

ok n = 275040

Test #117:

score: 0
Accepted
time: 24ms
memory: 7512kb

input:

abbaaabaaababbaaaabbbbbbbbabaaababbabbaabbabaabababbaabbaaabbbbaabbbabbbbabaabababbbbaaaaaaaababbbaaabbabbbbbbbbbbbaaabbababbbabbabbbaabbaaaaabababbabbaaaaaababaabaaabbbbaaabbaaabbabbaabaabbababbabbbaabaaaaaaaabbababbabaabbabbbbbbbbabbbbbaabaaabbaabbabaaaabbabbababbbaabbaabbabbbbaaabaababbbaabbbabbb...

output:

121356
swap
copy
roll
copy
copy
fuse
swap
roll
copy
copy
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fuse
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roll
copy
roll
copy
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fuse
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copy
copy
copy
copy
copy
copy
copy
fuse
fuse
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fuse
swap
rol...

result:

ok n = 121356

Test #118:

score: 0
Accepted
time: 3ms
memory: 3852kb

input:

aaaabababbbbabbbaababaaaaaaaabbabaabbbbbbabbaabbbaabbabaaaabbaaabbabbaaabbabbabaababbbaababbbbaaaabaabbaaaabbbaabaabaaabbabbaabababbbbaabbbbaabaabbbabbaaabbaabbbbaaaaaabbbaaabababbaaaaaababaaabbbbaaaaabaaaaabbbbbbbababababaabbbbabbbbbaaaaaaabbaaaaaababbababbbaaaabaaabaaabaaaaaabbbaaaabaabaabbabaaaaa...

output:

5095
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copy
copy
copy
copy
fuse
fuse
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roll
copy
roll
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roll
copy
roll
copy
roll
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copy
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fuse
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fuse
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copy
roll
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copy
copy
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fuse
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fuse
fuse
...

result:

ok n = 5095

Test #119:

score: 0
Accepted
time: 59ms
memory: 11544kb

input:

bbaaaaabababbabaaaabbbbabbbaabbbbabababbbababbbababaaaabaaababbaaababbbbaababaabbaaaaabaabaaaaaaabbaaabbabbabbabaabaaaaabbabbabbaabbabaabbaabbbabbaaabbbbbbaaababaaaaabaabaaabbaaaaaaabbaabababababaaaaaabbaabababbaabbabbbbaabbaaaabbaabbaaaabaaaabbabbbaaaaaabaaaaaaaababaaaaabaaabaaaaabbabababbababaaabb...

output:

187683
copy
copy
fuse
swap
roll
copy
copy
copy
copy
copy
fuse
fuse
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roll
copy
roll
copy
roll
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roll
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copy
copy
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fuse
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roll
copy
roll
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copy
copy
fuse
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swa...

result:

ok n = 187683

Test #120:

score: 0
Accepted
time: 60ms
memory: 19924kb

input:

abbabaababbaababbaaababaaabbababbbbabbbaabbbbabbaaabbaaababbaabbbbbbbbaabaabbbbbababbbbbbbbbaabbbaaaaaabbbababbbaabaaaaabbbaabaaabbbaaaabaabaabaababbbbbabababaabbababaabbbbaaaabbaaabaabbbababbaababaaabbabaaabaaababaabbbababbbbbbaabaaaababaaabbbabbbbbaaababbbbbbaabbbbabaabaaabbaabbabbabbbaaaaaaabaabb...

output:

275114
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copy
roll
copy
copy
fuse
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roll
copy
roll
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roll
copy
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fuse
swap
roll
copy
roll
copy
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fuse
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roll
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roll
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roll
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copy
fuse
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swa...

result:

ok n = 275114

Test #121:

score: 0
Accepted
time: 52ms
memory: 11548kb

input:

aabaabbbbabbbbaaaabbabbaaabbaaaabaaabbabbbaaabbbabaaaaabbaabaaabbbbabbbbabaabbabaabaabbabaabbaaaabbabbbbbababbbaabaaaabaababbbabbaabbbaabbbbabbaabbbabaababbabbaaabaaababaabbabbbbbbbaaaabbbabbabbaababbbabaabbbbbababbbaababababbababbabbbbbabbabaaabbbaaabaaabbbaaabaabbaabbabaaabaabbaaabbbababbaaabaaaab...

output:

172308
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copy
copy
fuse
swap
roll
copy
roll
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fuse
swap
roll
copy
copy
copy
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fuse
fuse
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fuse
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fuse
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copy
copy
fuse
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roll
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fuse
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roll
copy
copy
copy
fuse
fus...

result:

ok n = 172308

Test #122:

score: 0
Accepted
time: 51ms
memory: 11796kb

input:

bbbbbbabbbbabbaabaaaaabbaabbbaababaaaabbbaaababababbabbaabbaaabbbbabbbbaabbabaabbbaababbbaabaabbababbbbaaaaaaaaabbbabbababaaaabbbaabaabaabaaaabbaaabaaaaabbbbbbaabbbaaabbaabababaaaabaaaabbabbbbababbbababbabababbabaaaabaabbaabbabbaaaabaababaaaabbbbabababbabababaaabbbaaababaaabababbbaabaaababbabaaabaaa...

output:

177846
copy
copy
copy
copy
copy
copy
fuse
fuse
fuse
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fuse
swap
roll
copy
roll
copy
copy
copy
copy
fuse
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roll
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fuse
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roll
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fuse
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roll
copy
copy
fuse
swap
rol...

result:

ok n = 177846

Test #123:

score: 0
Accepted
time: 55ms
memory: 11656kb

input:

baabbaabbbbbbbabaaaabaaaaaababaaaaaabaaabbbabababaaaaaaaaaaaabbbbababbbbbbbaabbaabbababbabaaaabbbaabaaaaabbbbbbbaabbbaaabaabababbbbbbaabbabaabaaabbaaaababaaabbabbbaaabbbababababaaabbbbaaaaabaaabbbabababbabbbaaababbaaabaaaaabbbaaabaaabaabbababbaabaaababaababbbabbbabbbbbbaaaaaabbbaabaaaabaababbaabbaab...

output:

202459
copy
roll
copy
copy
fuse
swap
roll
copy
copy
fuse
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roll
copy
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fuse
swap
roll
copy
copy
copy
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fuse
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roll
copy
roll
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roll
copy
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fuse
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swap
roll
copy
roll
copy
copy
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copy
copy
copy
fuse
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fuse
fuse
swa...

result:

ok n = 202459

Test #124:

score: 0
Accepted
time: 48ms
memory: 19808kb

input:

abababbabbaaaaabbbabaaababbbbaaababaababbbbbaabbbababbabbbaabbaaabaaaabbbbbabbaaabbaabbaabbbbbbaaabbbbbabbbaabbaabbbaabbbbaabababbbabbbaaaabbabbbabbaabaaabbabbbaabababbabbbaabbbbabbabbbbbaabbbbabbbabaaabaaabbaaabaaababbbaaaababbabbabababbbaaaaaaaaabaabbaaabbbbaaaababbaabbaaabaababbabbbabbaababaabbbb...

output:

275002
swap
copy
roll
copy
roll
copy
roll
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fuse
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roll
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roll
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fuse
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roll
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roll
copy
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cop...

result:

ok n = 275002

Test #125:

score: 0
Accepted
time: 48ms
memory: 11636kb

input:

babaaaaaabbaaabbbaaaabbabbaabbbaabaaaabaababbababaaabbbaaaabbbbbabbbaaabbbababababababbaababbababbaaabbbabaabbaaabababbbaabbbbabaaaaaaaaabababbaaaaaaabbbaabaaaabaaabaabbbbabbbaabaabbaaabababaaabaabaaabbbbbaababbbbabbaaaababaabaaababbabbbaaaabaabbabbbbaaaaabaaaabaabbaaabaaaaaabbabaabbaababbbbbabbabaa...

output:

243943
copy
roll
copy
roll
copy
roll
copy
copy
copy
copy
copy
copy
fuse
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swap
roll
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roll
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fuse
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roll
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fuse
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fuse
swap
rol...

result:

ok n = 243943

Test #126:

score: 0
Accepted
time: 0ms
memory: 3852kb

input:

ababbabbabbababbabbbabbbbbaaaabbbabbababbbaaaaaabbaaaabbaaaabbbbbbbbaabbbbaabababbbbaaaaaabbbbbaabbaaabaaaaaaabbbabaaaaaabbbbaaabbabaaabbbaabbaaaababbbbabbababaabbababbbabbaaaababbbabaabaaababbbabaabaaabaababababbbabbbbbabaabbabaabbbbbbaaabbbbbabaabbabbbbabbbbbabbbaabbbabaababaabbbabbaaaaabaaabaaaab...

output:

3518
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copy
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copy
roll
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roll
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roll
copy
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roll
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fuse
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roll
copy
roll
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copy
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copy
copy
fuse
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fuse
swap
roll
...

result:

ok n = 3518

Test #127:

score: 0
Accepted
time: 55ms
memory: 11640kb

input:

aabaaaabbbaabbabbbaaaabababbbbaabbbbaaaabaabbbaaaaabaabaaabbabbaaaabaabaababbbbababaabaaabaaabaaabbaaababbbaaababbababbbabaababaabaababbaaaaaaabaababaaabbaaabbaaabaaabbaabababbbabababbbbbbabbabaaaabbaabaaabbaaabbaabaaabbbbbaaabbbbbbbbbbbbababbbbbbaabbbbbabbababbababaabbbbabbbabbbababbabaaabbbababaab...

output:

243793
swap
copy
copy
fuse
swap
roll
copy
roll
copy
copy
copy
copy
fuse
fuse
fuse
swap
roll
copy
copy
copy
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roll
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roll
copy
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fuse
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roll
copy
roll
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roll
copy
roll
cop...

result:

ok n = 243793

Test #128:

score: 0
Accepted
time: 52ms
memory: 19720kb

input:

babbaabbabbbbaaaabbbbbbaabaaabbbbabaaabaaaaabbabaaabaababbbaabbbabbabaabbbbbbaaaaaabbabbbbbabaaaabbbbbbabaabbbaaabbbaaabbbabbbaabbbababbaabababbbbbaaababbabbbaabaabbbabbbabbaabbabaaaababaabbaaabbbbaabbbbaaaababaabbbbbbaababbbbbaaaaaaabbbbbbbbbaababbbbaaababbabababaaaababaaababbaababbabaabbbbbbbbbaba...

output:

274782
copy
roll
copy
roll
copy
copy
fuse
swap
roll
copy
copy
fuse
swap
roll
copy
copy
fuse
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roll
copy
roll
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fuse
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fuse
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copy
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fuse
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roll
copy
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fuse
swap
roll
copy
rol...

result:

ok n = 274782

Test #129:

score: 0
Accepted
time: 12ms
memory: 5212kb

input:

baaaaaabbabbababbaababaaaabaaaaabbbbababaabbabbbbababbaabaaaaabbabaabbabbbaaababbbaaabbabaaaaaabababbbbabbabbbaaababbbbabbbabaaaaabbbbaabaaaabbaaaabaabbaabbabaabaabbaaabbbbaabaaabbbabaaababbbaabbabbbaabbababbaaaaaababababaaabababbbbbabbaabaabbaaababaabaaabbaabaabbaababaaaabaaabaaabbaaaabbabbbabbbabb...

output:

54467
copy
roll
copy
copy
copy
copy
copy
copy
fuse
fuse
fuse
fuse
fuse
swap
roll
copy
copy
fuse
swap
roll
copy
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fuse
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roll
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roll
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roll
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copy
copy
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fuse
fuse
fuse
swap
roll
copy...

result:

ok n = 54467

Test #130:

score: 0
Accepted
time: 15ms
memory: 11492kb

input:

abbaabaaabababaaabbbbbaaaabbbbababbaaaabbabaabbaaaaabbaababbbaabbababaabaabbababbbaaaaabbabaabbaabaabbbabbaaaabbaabaaabbbbbabbbbbbabbbababaaaabbaababaabaabbabababaaaababbababbabbbbbbbabbabaabbbabbbbabaaababaaabababbabaaaabaababaaabbbaababaaaabbbabbbbbaabbaabbaabbbabbaabaabbbaababbbbbbababaaaabaaaaaa...

output:

145787
swap
copy
roll
copy
copy
fuse
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roll
copy
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fuse
swap
roll
copy
roll
copy
copy
copy
fuse
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roll
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copy
roll
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roll
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roll
copy
roll
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fuse
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copy
fuse
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swap
roll
copy
copy
copy
copy
fuse
fuse
fuse
swap
rol...

result:

ok n = 145787

Test #131:

score: 0
Accepted
time: 36ms
memory: 11656kb

input:

babaabbababaaaaababbbabbaaaaabaaaaababbabbbbbbaabababbabaaaabbabbaaabbbabaaaaaabbbabbbbaaaaaaaabaabaaaabbaaababaababbbbbaabaaaabaabaabbabbbabaabbabaabaaabbaabaabbbbbbaaabbaaabbbbbaabaababbabababbaabbababbabbbaaaabbaabbabbbaabaaabaabbabbaabbbbbbabbaabbbabaaaaabaaaababaabbbbbabaaabbabbbabaabaabbaabbaa...

output:

202189
copy
roll
copy
roll
copy
roll
copy
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fuse
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copy
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fuse
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roll
copy
roll
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roll
copy
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fuse
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fuse
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roll
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fuse
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copy
copy
copy
copy
fus...

result:

ok n = 202189

Test #132:

score: 0
Accepted
time: 83ms
memory: 19732kb

input:

aaaaabbbabbbbbabababbaaaaaaabbbaaabbaabaabaaabbbabbbaababbbaaabbabaaabbaaabbaaabbaaaababbaaababaaaaabababababaabbbababbaaaaabbabbbbababbbbbaabaababbababaaabbbbaabaaabbbbabaababaabaaabbababbabbaaaabaabbabababbaababaaaaabaabbabaaaababbabbabbaaaaabbaaabbababaaaaabbababbbbbaabbaaaaabababbbbbbbbaaababbab...

output:

275130
swap
copy
copy
copy
copy
copy
fuse
fuse
fuse
fuse
swap
roll
copy
copy
copy
fuse
fuse
swap
roll
copy
roll
copy
copy
copy
copy
copy
fuse
fuse
fuse
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roll
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roll
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roll
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roll
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roll
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fuse
swap
roll
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copy
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copy
fuse
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fuse
fuse
fus...

result:

ok n = 275130

Test #133:

score: 0
Accepted
time: 16ms
memory: 7288kb

input:

baaaaabbaabababaababababbaabbbaaababaababbabbabaaaabbbbbbbabbbbbabbbbbababaababaabababbaaababbaaaabbbababbabaabbbabbbbabbababbabbbabaaabaabbbabbabbaabbbaabaaaabaabbabbababababbbbbabaaabbbababaaaaaabaaaabbbabbbbabbabbbbabbaababbbabaabaaaabbbbaabababbaaabbbaaabbaaababbabbbbbaaaaaababaababbaaaabaaababb...

output:

110540
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roll
copy
copy
copy
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swa...

result:

ok n = 110540

Test #134:

score: 0
Accepted
time: 3ms
memory: 4112kb

input:

aaababaabaababaabaaabbaabbbaabaaaaaaaaaaabbabbbbaabbaaababbaabbbbbabaabbaabaabaaaaaaaabaabbabaaabababbbbabbaaaaababaaabaababaabbbabbbbbaaabbbbaaabbbaabbbaababbabbaabbaababaabbaabbbbbaababbaabbabbababbbbbabbababbaabbaaabbabaabaaaabbabbaaabbabbbaaababbbaababaabaababbbbbaabbbaabaaaaaabbaabbbbbaaababbba...

output:

25122
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copy...

result:

ok n = 25122

Test #135:

score: 0
Accepted
time: 59ms
memory: 11564kb

input:

aaabaabaaababaabbaabaababbbaabababaaababbbaaaabbabbabaababbababbaabbbaabbbbabbbaabaaaaaaaaaaaabbbbbaabaabaaabaabbbaaaaaababaabaaaaabbaaaaaabaaaababababbbbabbababbabbabaabaabbbbaabbabbaaabbbbbabbaaababaabbbababbbbaabbbaaaaaabababababababbbbbaaababbaaaaabaaabababbbbbaabbbabbbabbabbabababbaaaababbabaab...

output:

215092
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cop...

result:

ok n = 215092

Test #136:

score: 0
Accepted
time: 91ms
memory: 19768kb

input:

baababaaabbababbbaaabbbbaaaaaaababbabaaaabbabbabbbabbbbaabbbaaabbbbaabaaaaaabaaabaaaaabaabbaaaabaabbbbbbaaaaabbababbaaaabbaabbbaababbbbaaabaaabbbabbbaababbbbbbabaaaabaabaabbaaaaabaaaabaabbbbaaabbaaaabbabaabbaabbaaaabbabbbabbaaabababbabbaabbbbbaabbbbbaabbabbabbbabababbbbaaabaaaabbabbbbabbbabbaaabbbaa...

output:

275105
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cop...

result:

ok n = 275105

Test #137:

score: 0
Accepted
time: 8ms
memory: 7392kb

input:

babaababbbbaaabababbbbababaaaaaaaabbbbbbbabaaaabaabaabbbaabbbbbbabaaaaababbaaaaaabaabababbabbabaaaaaaabbbbaaabaabaaabababbbaabbbbbbaabaabbbbbabaaaaabbaaabbbaaabababbaababaabaaabbbbbbabaabbbabababbaaaabbbaabbababbbbabaabbabbbbbbababbbaababaaabbbaababbaaabbbabbbaabbaaaabbababaaabbaaabbbabbababaaaaaaba...

output:

96178
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copy...

result:

ok n = 96178

Test #138:

score: 0
Accepted
time: 36ms
memory: 7576kb

input:

ababbababbbbbbbbbbbabaababaaabbabababbbaaababbbbbababbabaabbaabbaabaaabbaabaabaabaaabababaabbaaabababbaabaaaaaabaababbbbbaabbaaaaaabaabbbbbbbbaaaaababaaabbbbabbabbabbabaababbaaabbabbbabbbaaababababbaabaabbbaabaaaabbabbbbbabaabbaabbbaabbabbbbabaaaababaabbbbaaaaaabbaaaabbabbaabbaaabbababaaaabbbaabaaab...

output:

90354
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copy...

result:

ok n = 90354

Test #139:

score: 0
Accepted
time: 36ms
memory: 11620kb

input:

babbbbbabbabaabaaaabbabbbbbaabaaabbabaaaababbbbbbbaabbbabbaabbbbbbbbbbabbbbbababaababbaababbbbaabbbabaababbabbbbbbababbaabbbabaababbbaaaaaababbbabaababaababbaabaabaaababbbbaabaaababaababaabbabaababaabaabbaabababababbbaabaabbbbabbbbbabbbabbbaaaaaaabaabbbbaaabaabbabbbabbbaabaaaaaabbbbabaabbbbbabbaabbb...

output:

194155
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swa...

result:

ok n = 194155

Test #140:

score: 0
Accepted
time: 71ms
memory: 19924kb

input:

bbaaaaabbabaaaabaaabbababaabbbaaabbbbbbbbaabbabbbbaabaaabbabbababaaabbbbaaaabaaaaaaaaaaabbbbbbbaaabbaabbbabaaaaabbbbaaababbbbabaabaaabaababaababaabbaabbabbbaabaababaabbaabaaaaaaabaaababaababbaabbababbbbaabbbababbbaabaabbbbbaabaaaabaabaabbbbabbaabaabbaaababbbababbbbaababaaabbaabbabbabaabbaababbbaabbb...

output:

275248
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fus...

result:

ok n = 275248

Test #141:

score: 0
Accepted
time: 23ms
memory: 7452kb

input:

bbabbaaabaabbbbbbababbabababbbabbabbabbbabbaaaaabbbbabaaabbbaaababbabbaaabbbbabbaaababbbaaabaababbbbaaaaaaaaabaaabbbbaabaaaabaabbabaaaabbaababaaabaaaabaabbabbaaaaabbaaaaababbabaabababbaababbaababbabaabbaabaaaabbababbbaabbbbaabbaabbababbaaaaaabbbbbbbaaaaabbbbbababbbbbabbaaabaababbaaabbbbabbbbababaaba...

output:

130324
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cop...

result:

ok n = 130324

Test #142:

score: 0
Accepted
time: 28ms
memory: 11800kb

input:

bbabbabaaaaababaaabbbaaaabbbaabaaaabbabaaaaababbbbaabbbbaaaabababababbbbaabbbbbbaabababaabbbabababbaabbbababbbbbbbbbaaaabbabbbbaabbabaaaabbbabbabababaabbbbaaaabbababaaabbabbaababbabbabaaaaababbababaaababaaabbabababbbbbbbababaababaaabbaaabaaabbbbbabaabbbaaaabbbabbababbbbbaaababbabbaaaaaaaabaabbbaaabb...

output:

170216
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cop...

result:

ok n = 170216

Test #143:

score: 0
Accepted
time: 48ms
memory: 11668kb

input:

babbaabaabaaababbbbaabbbbaabbaaaaababbabbbaabababaaaababaabaababababbbaaabbaaaaabaabaaaaababbabbaaaabbbabbaaaaaaabbaabaabbaabbbabbabaaaababaabbababbaabababaaabbabaabaabaaaaaabbabaabbbbaaaabaabbbaabbbabaaaaaababbaaabbaaaababaabbbabaaabaabbbbaabaabbaabbbabbabaababbaaabbaabaaababaaaabbbbaaaaaabaaababaa...

output:

206942
copy
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cop...

result:

ok n = 206942

Test #144:

score: 0
Accepted
time: 47ms
memory: 19804kb

input:

baabaabbbbabaabaabbbbaabaaabaababaabbaabbaabbbababbabbaababaaabaabbbbbaabbbababbbbabbbbbbbbabaaabbabaabaababaabaaaabaababbaaabbabaaabaaaaaabbbababbaabbabbaabbbbbbbbaabaabbbaabbbabbaaaabaaabbabaabbbbbbabaabbbbabbaabbabaaaaabbbbbbbaababbabaababbbbbbbabbbbbbabaababbbbbbaaabaabaababbaaaabaababbabbaababb...

output:

275055
copy
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fus...

result:

ok n = 275055

Test #145:

score: 0
Accepted
time: 23ms
memory: 11540kb

input:

bbaaabbabaaabbabbbaaabababaabbbbbabaaabaaaaaaaabbbbaabbbabababbbbbbabababbabbbabababbbaaabaaaaabbbbbbaababaaaaaabaaaaabbbaabbbbbaaabbaaabbbaabbabababbabbabbabbaaaabbaabbabbbaabaaaaabbabbabbaababbbbbaababbaabaaabbbbbbbbabbbbababbbababbbbbbbaaabbbaabbabbbbbabaaabbbaaaabaaabababbaabbabababaaaabbbbaaabb...

output:

179359
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rol...

result:

ok n = 179359

Test #146:

score: 0
Accepted
time: 36ms
memory: 11560kb

input:

bbbbbaaabababbaabbbbabaabbabbaaaabaaabaaaaabbbbbbbaabaaabaabababbbbbabbbababaabbbaabbbbbaaaaabaabababbaaaabbababaaabbbabbbabaabaaaaabbaaaaababbbababaaaabbaabbabbbabbabaabbaabbbbbabbbbabbbbbbaababbaabaaaababaababaaabaaaabbaaabbbbaaaababababaaabababbabbaababbbabbabbbaabbbabbbaaaaabaabaabbbabbabaaaaabb...

output:

135036
copy
copy
copy
copy
copy
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rol...

result:

ok n = 135036

Test #147:

score: 0
Accepted
time: 23ms
memory: 7416kb

input:

abbaaaaabbaabbabbaaaaabaaabaaabbbbaaabaabbbaabbbbbbbbaabababbbbaabbaabbbaababbaababaababaaaaabbababaabbbbbabbbbbbabbbabaaabaaaaabaababaabbbaaaaaaaabbbbabaaabbbbbabbbbbbabbbabaaaabababbaabababaabaabaaaaabbabababaaaababbbbabbabbbbbbaaaababbaaabaaababbaaaabbbbbbbbbababaaaaaabbabbabbababaaaabbbaaaababba...

output:

91241
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fuse
fuse...

result:

ok n = 91241

Test #148:

score: 0
Accepted
time: 67ms
memory: 19688kb

input:

aaaaaabbbaaabaababaababababbaaababaaaabbbbabbbababaabbabbbbbabbaabbaabbaabbbbbbabbababbbabbababaaabaabaabbaaaaabbabbbbababbbbbaabbabbbaaaabbbabaaaababababbabbaaaabbabbabbaaaabaaaaabaaaaaaabbbbbabbbbbabbabaababaabaabbbbbbbbabbbaaababaababaabaabaabaabbaabbbabbaabaaabaaabbabaaaaabbaabbbbbabbbababbbabab...

output:

275314
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cop...

result:

ok n = 275314

Test #149:

score: 0
Accepted
time: 68ms
memory: 11688kb

input:

bbbaaaaaababbbaabbabbbbaaaaababbabbbbbbabbaabbaaaababbaaaaababbbabaaabbabbbbaaabbbabbbbbbabaaaabaabbaaaaaabbbababbaaabbabbbaaabbababbabbbaaaababbabaabbbaababbaaabbbbababbababaababbbbbbbaaabaabaabbbaaababaabaabbbbabababbabbbbbabbabbbabaaabaabbbaabbbbbaababbababbaabaaabbabbaabbbbbaababaaaabbbbbbbabaaa...

output:

250672
copy
copy
copy
fuse
fuse
swap
roll
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copy
copy
copy
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fuse
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fuse
fus...

result:

ok n = 250672

Test #150:

score: 0
Accepted
time: 35ms
memory: 19816kb

input:

abbbbaaabaaabbaabaaababaabbabbbbbabbaabbaaabbbbaabaaaaaabbabaaabababaaaaaabbabbabbaaaabbabaaabbbbbaaabbbbaabbbabbabbabaabbbaabbbaaaaaabaaabbaaabaaabaabbbaabaaaabbabbbaaabbbaaabbbaaaaaabbabbbabaabbababaababaabbbbbabaabaaaababbabbaababaabbbaaaabbaaaaaaaabaabbbbbabbbbbabbbabaaabbaaabaaababaabbbaaabbbab...

output:

272024
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cop...

result:

ok n = 272024

Test #151:

score: 0
Accepted
time: 27ms
memory: 7328kb

input:

bbaaaaabbabbabababaabaabbabbbbbbabbabbbbabbababaabaababbbbbbabaaaaabbabaababaababaaaaabaabbaaaabbbbbbaabbbabaabbababaaaabbbbabbbaaaaaaabbababbbbabaabbaaabaabbbabbbbaababaaaaaaababbabaaaaababaabbbbbbaaaaabbbbbbababbaabaaababababaaaaababbaababbbbabbabbabaabbabaabaabbababbbabbaaababbbaaaaabaaaaabbbaaab...

output:

114579
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fuse
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rol...

result:

ok n = 114579

Test #152:

score: 0
Accepted
time: 68ms
memory: 19924kb

input:

bbbabaabbabbbabbabaabaaaaaaaabbaaabaabbbabbbabbbaabaaabbababababbbabbbbbabbbaabbbababbabbabaababbbaabbbbbbabbaabbabbabbaabbaaabbbbbbaaabbaaabbaaaaabaaabababababbbbaaabbaaabaaabbaabbbbabaaabbbbbbaaababbbbaaabbbbbbbababbbabaabbabbaaabbbabbbaaaaaaaaaaaaaabaaaabbbabaabbbbbaabaabbbaabbabaabbbbaabbaababbb...

output:

274755
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copy
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fuse
fuse
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roll
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fus...

result:

ok n = 274755

Test #153:

score: 0
Accepted
time: 0ms
memory: 4144kb

input:

aaabbbabaabaabbbbaaaaabaaabaaaaabbbbaaabbbbbababababbbbabbbbbbabbbbababbabbbbbbabaaabaaaabaababaaaabaababbbaababbaabaaabbabbaaaaaaababbbaababaaaaabbaaaaaabbaabbbabbbabbababaababbbaabaabaababbbababbabbababaaaabbbbbbbbababbbabaabaabaabbbbabaaaaaabbabbbbbbbbbbaaabababbbabbbaabbabbbaaaaabbaaababbbbbbbab...

output:

18630
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fuse
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swap...

result:

ok n = 18630

Test #154:

score: 0
Accepted
time: 0ms
memory: 5276kb

input:

baaabbabaaaaabbbaaaaaabbbbbaabbbabababbababbbaabaaabbabbbbaabaabbbaabaababbbabbbabbbbbabbabaaabaaaabaabaaabaabbabaabbaaaababaaaaababaaababbabbaabbbbbaababaaabbbbbbaaaabbbbbaababbbabaabbbbababababbbabbbbbbababbaaabaaaaababbbbbbbbabababaabbabaabbbbabbabbababaaaababababaabaababababaabaabaaaaabbabaaabbb...

output:

37359
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swap...

result:

ok n = 37359

Test #155:

score: 0
Accepted
time: 15ms
memory: 5252kb

input:

abbbaabbbbbaaaaabbabababaaaabbaabbaaaaaaaaabababaaababaaabaaababaaababbbbbbbabaaaabbbaaaabbaabbbaabbaaaababaababbaabbabaababbabbbabbbabbabaabbabaabbaaaabbbabbababbabbbaaababaabbabbbbbabaabaaaaaabbaaabaababbabbabaabbbaabaabaaabbaaaababaaabbaabaaabbbbabaaaaabababababbaaababbaabbabbaabbbababaaabbbbabab...

output:

57223
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fuse...

result:

ok n = 57223

Test #156:

score: 0
Accepted
time: 72ms
memory: 19648kb

input:

bababaabbabaabbabbbabbabbbabbbaabbbbaabbbaaaaabababbbbaababbaabbbababbaaaabbbaaaaaaaabababbaababbbabbbaaabaabaabaababbbababbabaabaaaabbabbaaabbbabababaaaabaababbabaabbbbabaaabbaaabbbbaaaababbbabbabbaaaabaaaabaabbabbbbaabbababababbaabbbbbaaaaababaaaaabababaababaabbaabbbabaaabbbaabaabaaabaababababaabb...

output:

275147
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roll
copy
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rol...

result:

ok n = 275147

Test #157:

score: 0
Accepted
time: 28ms
memory: 11576kb

input:

abbaabbbababaaabaabaabbabababbaababbbaaaaababbbaababbbabaaabbabbbabbbabbabaaababaabaabbaababbaabbaaabaababbaaaababbaaabaaaaabaababbabbaaabbaabbaaaababaabbaababababbabababbaaaabaaabbaababaababbaababaaabbbbbaabaabaaaaaabbaabaabbaabaabbbbbaaaabaabbabaababbbbbbaaabaababbabbabbbbabababbbbbabaabbbabaaabbb...

output:

161690
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cop...

result:

ok n = 161690

Test #158:

score: 0
Accepted
time: 56ms
memory: 11692kb

input:

bbaaababbbababbbbaaabbabaaabbabaaaabbaaaabaabbbbababaaaababbbbbbbbbbbbaabbaababbbabbbbbbaaaaaabbaaabbaabbaababbaabbbbbaaabaababbaabbbaaabaaabaababbabbaababbbaabaaaabaabaabbbbabaaaaabaaaaaaaabbbbbbaabaaababababaaabbabbbbbbbabaaaababaaabababbbaabaaabbbbbbabbbabababbbbabaaaaabaababbbaaaaaaabaaabaababab...

output:

256012
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fuse
fus...

result:

ok n = 256012

Test #159:

score: 0
Accepted
time: 31ms
memory: 11580kb

input:

babababbbabbaaababaabbaaaaaaaabbbbaaaabbbbaaaabababbaaabbabaababaaabaababbaaaabbababaabbabababbbabbaababbbaabaabaababbabaabbabaabaaaaabbbbbababbbababaaabaaaaababbaabbbabaaaababbbabbbabaabbababbbbaabbbabbaababaaaabbaaabbbbbaababaaabaabbaaaaababbbabaaaababaaabaabbbbabbabaaabbbababbbaaabaabaababbabbaba...

output:

184047
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fus...

result:

ok n = 184047

Test #160:

score: 0
Accepted
time: 56ms
memory: 19732kb

input:

bbaababbbaaaaaaaabbabbabbbaaabbbbaabaababbbbbaaaaabbaabbaabbbaabbabaaaaabbbbbbbabbabbbabbbbabbbbaaaabbababbbbbbabaaababaababaabbbaabbababaababbaaabbaaaababaabaababaaaaaabbaaaabaaababaaaabaabbaababaabbabbaaabaaabbabbabbbabaabaaaaaababbbbbabbaaababbbbbaaabaabbabbaabbbbababababbbaaabbbbababbbbbbbabaaab...

output:

274883
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rol...

result:

ok n = 274883

Test #161:

score: 0
Accepted
time: 48ms
memory: 11572kb

input:

bbbaaababbbbababbaabbababbbabababbabbbabbabaababaabbaababababbbabbbaaabaabaabaabbbbaaababaabaaabbbbbbabababaabbaaabbbaaababaabbbbbabbaabbaababbaabbaaaaaaabababaaaaababbbbaabbaaabbbbabbababbbbbabbbbbababbaaaabaaabaabababbabbaabbabbbabbbbabbbaababaaabbaabaaaaaaababbababbbbabaabbbaaabbbbaababaaaaabbbbb...

output:

209952
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fus...

result:

ok n = 209952

Test #162:

score: 0
Accepted
time: 44ms
memory: 11680kb

input:

bbaabbabbbabbbabababbaaabaaabbbaabaaaababbaaababbaaaabbbbabaaabbabaabaaaaaaaabaabaaaababbbaabbbbbbbaaababbbaaabaabbababbaaaabbaabbaaaaaaababaaaaaabbbbbaaaaaaabaabbaaaababaaabbabababaabbbababaaabaaaababbaaabababbabbaaabbabaabababbaabbbbaaaaabaaababbbbaabbbaababaaaababababaaaabbabaabaabaabbbababbabbbb...

output:

253974
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cop...

result:

ok n = 253974

Test #163:

score: 0
Accepted
time: 39ms
memory: 11568kb

input:

aabbaababaaabaaaaaabababbbaaaaaaababbbbbabbabbbabbaaaabbbaaababbbbabaaaababbababbabbabababbbabaaababaaaabaabbabbbbbbaaabbaaabaabaaaababbabbbababbabbaabababaababbbaabaaabbabaaaaaaaababbaabbabbbbbbbbaababbababbbaabbababaabaaababaaaaaaaabaabbbabbbbbbbaaabaabbaabaaaabababbaabbbaabbbbbbbabaaaabbababbaaaa...

output:

194029
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rol...

result:

ok n = 194029

Test #164:

score: 0
Accepted
time: 63ms
memory: 19804kb

input:

aaabaaabaaabaabaaaaaabababaabbabaaaabbaababbabaababbaaababbaaabbbbabbaabbabbbaaabaaaabbabbabbabaabbabbaabbaabbbaaababaabbaaaabbbbbbbaababaabbbbbabababbaaaabaabaaaaaabbbababaabbbabbabaaabbbbababaabaabbbabbababababaababbaababbabbabbbbabababbabaabbaabbbababbababbbbabaabbababbbbabaaaababbbbbbbaabbbbbbab...

output:

274964
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cop...

result:

ok n = 274964

Test #165:

score: 0
Accepted
time: 31ms
memory: 11540kb

input:

baaaabaabbaabbbbaabbabbabbabaaabbabbabaabbababbabbaababbbbabbbabbababbaabbbbabbbbaabaabbabbabaaaabbabaababbbbbbabbaababababbbababaabbbabbbbbbbbaabbbbaaababbababbbabaababbaabaabbabaaaaabaabaabbabbbbaaabaabababbbbaababaaaabbaaaaabaaabbbaabbbaaaabbabbbaababbbabaabbaaaaabbbabbbbbbabbabbbbbbbaaabbbaaaaaa...

output:

147141
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fus...

result:

ok n = 147141

Test #166:

score: 0
Accepted
time: 40ms
memory: 7436kb

input:

baaababaaabbbbbaabbbbaaabaabbbaabbaabbaabbbabbbaaaaabbabaabbaabaabbabbbabaabbbaabbbaaaaaaabaabababbaaaaaaaababbaababbaaaaaabbabababbbaabbabaaabbbbbabbaababbbbbabaabaaaaabbaaabbabbbbababaaabbbaaabbbbbbbabbabbbbabbbbbbababbabbbbbabbabababaabbbbbabbbaababaabaabaaaaabaabaabbabbbababbbababaaabaaaabbbbaba...

output:

128393
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fus...

result:

ok n = 128393

Test #167:

score: 0
Accepted
time: 52ms
memory: 11824kb

input:

bbabaaaaabbabbbbabababbabaaabbbabaaaabbbbaabaaabbaabbabbbbabababbaaabaaababbbaababbbbbbbbbbababaabaaababbbbbbabaabbabaaabbaaaaabbbabaaaabaaabbbbaaaabaaaaaabbbbbaaaabaaabaabbabaaabbaaababbbababababaabaaababbbabbabaaabbaaaabaaaabaaaabbaaababababababaababbabababbbababbbbbaaaabaaabbbbbabbbaabbbbbbbbbbba...

output:

255878
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fus...

result:

ok n = 255878

Test #168:

score: 0
Accepted
time: 83ms
memory: 19796kb

input:

abbbaabbbbabbbbabbaaababababaabaaaaabbabababaaabbababbabbaabaabbaabbaabbbbabbababbababababbabababaabaabbababbbbbaabbaaaaaabbbaaabbaabaaabbaabaaaababbaaababbabaabbaaaababbabaaabbbbabababbababbbbbababbbabaaaabaabbbaaaabaabbaabaaaababaabbabbababbabbabaabbbbbaabbbbbaabbabbaaaabbabababbbaaabbbabbaaabbbba...

output:

274800
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rol...

result:

ok n = 274800

Test #169:

score: 0
Accepted
time: 23ms
memory: 7496kb

input:

abaaaaaabbbbbaaabababbabbbbbabaabaaabababbabbbbbabbaaabbaabbbbaabbaabababbbbbaaaabaabaaaaaabababbabbaabbaabbbbbabaaaaabbbabbabbaaaaaababaabaababaaaabbabbaabbbbbbaaababaabbabbbbbabbabaabbaabababaabbaaabaaabbbbbbaaabaaabbbbbababaaababaaababaaabbababbbabbbaaaabbaaaabbaabaababababbbabbabbbaaaabbbaaaabaa...

output:

92711
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fuse
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fuse...

result:

ok n = 92711

Test #170:

score: 0
Accepted
time: 51ms
memory: 11516kb

input:

babbbabaabbbbbaaaabbbbabaabaaaababbabbbbbbbbababbbbbababaaababbababbbabbbbabbabbbbaaaaaabbaabaabbabbabbbbbabaababbbbbbaababaabaaababbbababbbaaabbbabaabaababbbaababbbbbaaaabaabbabaaaabababaabaabababaaabbabaabababbabaabaabaabbaaabbabaaabbababbabbbbbababaabaaabaababaabaabaabbbbabbabababbabbaabbaabbbbaa...

output:

217798
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cop...

result:

ok n = 217798

Test #171:

score: 0
Accepted
time: 7ms
memory: 4408kb

input:

abbabbbbaabbaaaabbbaabbaabbbbbbababbbababaabbaaaabbbbabbbbbbaaaabbabbbbabaaabbbbaaaabaaababaabbaaabaabbabaabbabbaabababbbbaaaaaaaabbabbbbabbabaabaabbbbabbababbabbabaabbbbaaababbbababbbbbbbbbababaabbbababababbaababbbbbaaabbbbabbababbabbaaabbabbabababbaaaabbbababbabaaabbaaabababaabbabbabababbaaababaaa...

output:

22856
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swap...

result:

ok n = 22856

Test #172:

score: 0
Accepted
time: 63ms
memory: 19648kb

input:

aabaaaaababaaabbaabaaaaabaabababbababaaabaabbbbaabbbaaabababababbbbbaaabababbbbbabaaaaaaabababbaabaabbabbbbbbababababaabaabbbbaababababaabbbbabbaaabbababbbbaaabaaaababbababaaaabbbbabaabaababaababaaaaabbbbbbbaabbaabaaaabbabbbababbbbabbabababababbabbabbbbabaabbaabaaababaaabaaabbabbbaaababababbbbbabaaa...

output:

275123
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cop...

result:

ok n = 275123

Test #173:

score: 0
Accepted
time: 67ms
memory: 11512kb

input:

bababbbabaabbbabaaabaaabaaabbaaabbaabbbaaabbbaabbbaabaabbbabbaababbaababbabbabbbabbbaabbbbbaababababaabbbbbbbbabaaaaabababbabbbbbbbbbaababbaaaabaabaabaaabaaaababbbbaaaababaaabbbaaabbabaaaaabbaaaaaaabbbbabbababbbaaaaaaabaabbaababbabbbbbabaabbbabbbbabaabbabbaabaaabbabaaaaababbbaabababbabababbabaaabaab...

output:

231642
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copy
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swa...

result:

ok n = 231642

Test #174:

score: 0
Accepted
time: 31ms
memory: 11588kb

input:

babaabaaababaaabbbaababbaabbabaaabbabbabaababbabbbaabbabbbaabbababaabbababbbbaaababaaaaabaaabaaabbbababbbbbabaabababbbaaaabbaabaaaabababaabaaaababaababaaaabbbbbbbbbaabaabbabbbbaaaaabbabaababbabaababbaaaaaabbabbbbbaabbabbaabaaababbaabbabbbbaaabbaabbaababbbbbabbbabbbabbbaabbaabbbaaaaaaabbbbbabaabbaabb...

output:

203660
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rol...

result:

ok n = 203660

Test #175:

score: 0
Accepted
time: 55ms
memory: 11788kb

input:

baaabbbbbbabababbbbabbaaaaaababbaabbaabbbbaabaaaaabbaabbbbbbbaababbaaaababaaaaaaabbbbaaabaaaaabababbbababbbabbbbbaabbabbbbbbbbbbbbbaaabbababbbababbbbaabababaaabbaabbaabaabababababababbabbaaaabababaaaabbbababbbabaabbbabaabbbaaabaabaaaaaabbaababbbbaaabbabaabbbbbababbbbabaaaaaaabbbabbabababbabbbbabbbaa...

output:

217130
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fus...

result:

ok n = 217130

Test #176:

score: 0
Accepted
time: 47ms
memory: 19816kb

input:

aaabaabbbaabaabbabbbbaabbabababbbaabbababababbbaaabbababbbbbabbaabbbabbbaabaaaaaabbbaababbaababbbabbbbaaababaabaabbbbbbabbbbaabbbaabbaaaaabbababaaabbbbababbbbabbbaabababbbbaaaabaaaaaabaabbbbbabbabaaababbabaababbaabbaaabbabbbbababbaaaaababbabbaabaabbaabbbabbbaabbbbbaabababaaaaaabababaabaabaabbabaaaba...

output:

274747
swap
copy
copy
copy
fuse
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copy
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copy
copy
fuse
swap
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copy
copy
copy
fuse
fuse
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copy
copy
fuse
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copy
roll
copy
copy
fuse
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copy
copy
fuse
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roll
copy
roll
copy
copy
copy
copy
fuse
fuse
fuse
swap
roll
copy
copy
fuse
swap
roll
copy
copy
fuse
swa...

result:

ok n = 274747