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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
#643463#5212. Palindromship207710 ✓2ms4764kbC++23566b2024-10-15 21:17:412024-10-15 21:17:43

Judging History

你现在查看的是最新测评结果

  • [2024-10-15 21:17:43]
  • 评测
  • 测评结果:10
  • 用时:2ms
  • 内存:4764kb
  • [2024-10-15 21:17:41]
  • 提交

answer

#include<bits/stdc++.h>
using namespace std;
vector<int>vec[2];
long long ans;
int n;string str;
int main(){
    ios::sync_with_stdio(0); cin.tie(0); cout.tie(0);
    cin>>str;n=str.length();
    for (int i=0;i<n;i++) vec[str[i]-'a'].emplace_back(i);
    if (vec[0].size()&1&&vec[1].size()&1) return puts("-1"),0;
    if (vec[1].size()) swap(vec[0],vec[1]);
    int m=(int)vec[0].size()-1;
    for (int i=0;i<<1<m;i++)
        ans+=abs((n-1-vec[0][i])-vec[0][m-i]);
    if (~m&1) ans+=abs(vec[0][m>>1]-(n>>1));
    printf("%lld\n",ans);
	return 0;
}

詳細信息

Subtask #1:

score: 1
Accepted

Test #1:

score: 1
Accepted
time: 1ms
memory: 3936kb

input:

b

output:

0

result:

ok single line: '0'

Test #2:

score: 1
Accepted
time: 0ms
memory: 3756kb

input:

bb

output:

0

result:

ok single line: '0'

Test #3:

score: 1
Accepted
time: 0ms
memory: 3596kb

input:

aaaabbaaba

output:

-1

result:

ok single line: '-1'

Test #4:

score: 1
Accepted
time: 0ms
memory: 3596kb

input:

abbbbaaaabbb

output:

-1

result:

ok single line: '-1'

Test #5:

score: 1
Accepted
time: 0ms
memory: 3576kb

input:

aaaabbababbabb

output:

-1

result:

ok single line: '-1'

Test #6:

score: 1
Accepted
time: 0ms
memory: 3728kb

input:

bbbbbbbbbbbbbbb

output:

0

result:

ok single line: '0'

Test #7:

score: 1
Accepted
time: 0ms
memory: 3788kb

input:

bbbbbbbbaaaaaaa

output:

28

result:

ok single line: '28'

Test #8:

score: 1
Accepted
time: 0ms
memory: 3868kb

input:

aaaaaaabbbbbb

output:

21

result:

ok single line: '21'

Subtask #2:

score: 1
Accepted

Test #9:

score: 1
Accepted
time: 0ms
memory: 3876kb

input:

a

output:

0

result:

ok single line: '0'

Test #10:

score: 1
Accepted
time: 0ms
memory: 3792kb

input:

aba

output:

0

result:

ok single line: '0'

Test #11:

score: 1
Accepted
time: 0ms
memory: 3792kb

input:

abababaaabb

output:

3

result:

ok single line: '3'

Test #12:

score: 1
Accepted
time: 0ms
memory: 3800kb

input:

aabaabbbaabbb

output:

11

result:

ok single line: '11'

Test #13:

score: 1
Accepted
time: 0ms
memory: 3752kb

input:

aaababaabbababa

output:

7

result:

ok single line: '7'

Test #14:

score: 1
Accepted
time: 0ms
memory: 3756kb

input:

aaaaaaaaaaaaaaa

output:

0

result:

ok single line: '0'

Test #15:

score: 1
Accepted
time: 0ms
memory: 3680kb

input:

bbbbbbbaaaaaaa

output:

-1

result:

ok single line: '-1'

Test #16:

score: 1
Accepted
time: 1ms
memory: 3792kb

input:

aaaaaabbbbbb

output:

18

result:

ok single line: '18'

Subtask #3:

score: 1
Accepted

Test #17:

score: 1
Accepted
time: 0ms
memory: 3816kb

input:

bbbbaaaaabbbbabbaaabaababbabaaaabbbabbbaabbbabaaaabbbbaaababbaaabbabbbaabbaabaabbbababbabaabbbabbba

output:

70

result:

ok single line: '70'

Test #18:

score: 1
Accepted
time: 0ms
memory: 3592kb

input:

baabbaabaaabbabbaababbababbaabbabaabaaabbbbbaabbababbbabababbabbbaaaababbbbbbbbbaabbbabbbaaaabbbbbaa

output:

-1

result:

ok single line: '-1'

Test #19:

score: 1
Accepted
time: 0ms
memory: 3580kb

input:

babaaababbbbbaabbbbabbbbabbbbbbabbbbaabbbbbbabbbbbbbabbababaabbbbabbbbabaababbabbabaab

output:

-1

result:

ok single line: '-1'

Test #20:

score: 1
Accepted
time: 0ms
memory: 3788kb

input:

bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa

output:

1250

result:

ok single line: '1250'

Test #21:

score: 1
Accepted
time: 0ms
memory: 3568kb

input:

aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaabbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb

output:

-1

result:

ok single line: '-1'

Subtask #4:

score: 1
Accepted

Test #22:

score: 1
Accepted
time: 0ms
memory: 3752kb

input:

bbabaabaaabaababaabbaabababaaabaaabbbaaaababababbaababaabbbbbbbbaaabbabbaabbabaaabbbabbbaaaabaaab

output:

110

result:

ok single line: '110'

Test #23:

score: 1
Accepted
time: 0ms
memory: 3748kb

input:

baaababaaaaaaabaabbaaaababbabbababbaaaabaaaaaabbbaaaabbaabaaabbbabaabbbabbabbbbaaaaaababbbabbab

output:

240

result:

ok single line: '240'

Test #24:

score: 1
Accepted
time: 0ms
memory: 3684kb

input:

baabaaabbbabaabbbbbbbbaaaaaaaaabbaabbaaaabbbbaabaaabaabaaabaaaaaaaabbbaaabaaabaaaaaaabaaaaaabbbbaaab

output:

-1

result:

ok single line: '-1'

Test #25:

score: 1
Accepted
time: 0ms
memory: 3864kb

input:

bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa

output:

1225

result:

ok single line: '1225'

Test #26:

score: 1
Accepted
time: 0ms
memory: 3820kb

input:

aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaabbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb

output:

1176

result:

ok single line: '1176'

Subtask #5:

score: 1
Accepted

Test #27:

score: 1
Accepted
time: 0ms
memory: 3640kb

input:

ababbaabbbababaabbbbbbbaabbbbabbbbaabbababbbbababbbabbaababaabbababaabbbaaaaaaaaabbaabbabbabbaabaabaabbabbaababbababaaabababaaabbababaaaaabbbbababaabbbbbaabaabbaaabbbbbaaaabbaababababbbaabaabaabbbbbbbababbbbbaabaaababbbaabbabaaabbbababaaabbabbabbababababbbbbabaaaabbbbaaaabbbaaabaabaaabbbaaaabaaabbab...

output:

-1

result:

ok single line: '-1'

Test #28:

score: 1
Accepted
time: 0ms
memory: 3748kb

input:

bbabbbbaabbbbbbbbaabbabbaabbbbbbbbbabbbbbabaaaaaaabbbbaabbabaabaabaaabbbaaabaabaaaabbabbabbbbaaabababaababaaabaabbbbaabbbbbabbbbaaaaaaaabaabaababbabbbababbbaabbaaabbabaaabbbaaaaabbabbbabaaaabababbbbabbaabababaabbbaaaaaababaaaaaababbbbbaaabbbaaabbbbaabbaababbbaabbbbbbbababbababaaaaababaaababbbababbbb...

output:

12146

result:

ok single line: '12146'

Test #29:

score: 1
Accepted
time: 0ms
memory: 3676kb

input:

abbabbbbabbabaabbbbabbabababbbbbabbbbbbabababaabbbbbbbbbbbbbbbbbababaababbabbbbbbabbabbbbbbbbbbbbabbbbbbbbbbbbbbbabaaabbabbbbabbbbbbbbbbbbbaabbbbbababbaababbababaabbbababbabbbabbbbbbbbbbbbbbbbbabbbbbbbbbbbbbabbbbbabbbbbbbbbaabbabbbaabbbbbbbbbbbbbbbbbababbbbbbbbbabbbbbbbbbbbbbbabbbbbbbbbbbbbbbbbbabbb...

output:

-1

result:

ok single line: '-1'

Test #30:

score: 1
Accepted
time: 0ms
memory: 3860kb

input:

ababbaabaabbbaaaaaaabaaaaaaaaaaaaaababaaaabaaaabaaaaabaaababbaaaaaaaaabababbaabaaaaaaaaaaaaaaaaaaaaaabaaaabaaaaaaaaabababaaabaaaaaaaaabbaaaabaaaaaaabaaaaaaaaaaaaaaabaabbbbaaabbaabaaaaaaabaaabaaaaaaaaaaabababaaaabaabaaabaaaaaaaaaabaaaaaaabbaababbbbaaaaaaaaaaabbaaaaaaaaabbbabaaaaaaabbaaaabaaabbaaabbba...

output:

34493

result:

ok single line: '34493'

Test #31:

score: 1
Accepted
time: 0ms
memory: 3884kb

input:

abbaaaaaaaababaaabbaaabbabaaaaaaaaaaaaaaabaaaabaaaaaabaaaaaabaaaaabaaaaaaababaaaabaaabbbaaabbaaabbaaaaaaaaaaabaaaababaaaaabaabaaaaabbaaaaaaabaaaaaaaaaaabbaaaaaaabaabbabbaaaaaaaaaaaaaaaababaaabaaaaaabbaaababaaabaaabbaaaaaaaababaaabaaaaaaaaaaabaaaaaaaaabaabaaaababbaabbaabaaaaaaaabbaaabaaaaaaaaaaaaaaba...

output:

7781

result:

ok single line: '7781'

Test #32:

score: 1
Accepted
time: 0ms
memory: 3828kb

input:

bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb...

output:

1125000

result:

ok single line: '1125000'

Test #33:

score: 1
Accepted
time: 0ms
memory: 3660kb

input:

aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa...

output:

-1

result:

ok single line: '-1'

Subtask #6:

score: 1
Accepted

Test #34:

score: 1
Accepted
time: 0ms
memory: 3620kb

input:

ababbabbbabaaaabaababbaabbabbbbbbabbbaaabaaabbaaababbbbabbaabbbaaaabababbbbbbbbaaabbabbabbbaaabbbbbbbaaaaaaaaaaabbbaabbbbaaaabaababbabaabbbaaaaaaababbbbbbbbaabaabbbbaabaaababbbbbababbbaabaababaabaabababbbabbaaaaaaaabaabaaaaabbbaaabbaabababaabababbaabaaaabbabaabbababaababaaaaabbaaaabaaabaabaabaabbabb...

output:

-1

result:

ok single line: '-1'

Test #35:

score: 1
Accepted
time: 0ms
memory: 3808kb

input:

baaaabaaabbbbaabaaaaabbbaabbbabbbbabbaabbbbbbaaababaabbababbababbbaabbababbbbaabaaabbbbbbabbabbabbaaababbabbaabbaaaabaabaabbbbabaaaaabbbbbaaaaabaabbaabbbbbbbabbbababaaaabaabaaaabaaaaabbbaabaabaabababababbabaabbabbbababbaabbbaaababaaaaaabbbbbbaabaaaaabaaabbbbaabbaaaabbbabaabbaaaaabbaabbabaaaabbabbbbb...

output:

8804

result:

ok single line: '8804'

Test #36:

score: 1
Accepted
time: 0ms
memory: 3876kb

input:

babaabbaabbabbbbabbbbbabbbbbbabbabbbbbbbaabbbbbbbbbbbababbbbbbbbababbbbbbbbbbaaabbbbababbbbbbabaababbabbbbbbbbbaaabbbbbbbbbbbbababbbbbabababbbbabbaabbbabbbbabbbbbbbbbbbabbbaabbbbabbbbbabbbbababbbbbbbbbbbaaaabbbbaababbbbababbaabbbbbbbbbbbbbbbbbbbabbbbaabbbaabbabbbbbbbbaabaababbabbbbbababbbbbabbbaaabb...

output:

4408

result:

ok single line: '4408'

Test #37:

score: 1
Accepted
time: 0ms
memory: 3888kb

input:

abbbbbbabaaabaabbabbbbbbbbaabbbbbbaabbabbbabbbbbaaabbbbaaabbbbbbbbbbbbbbabaabbbbbbabaabbbbbbaaaabbbabbaaababbbabaaaabbabbaaabaabbbbbbbbabbbaabaabaababbbabaabbbbbbaabbbbababbababbbaaabbbaabbabbbbbabbbbbbbbbbaababbbaabaabbbababbbabbbbabbbaabaaaabaabbaabbabbbbbaabbbaabaababaababaabbbbbabbbbabbabababbaa...

output:

13805

result:

ok single line: '13805'

Test #38:

score: 1
Accepted
time: 0ms
memory: 3820kb

input:

babbbbabbbbbbbbbbabbbbbbabbbabbabbbbbbbbbbbabbbbbbbabbbabbaabababbabaababbbbbababbbbbaaabbbbabbababbbabbbbbbbbbabbbaabbbabbbababbababbbbabbbbbaabaabbbbbaababbbabbbaaaabbbbbbbbabbabbbbbbababaabbbbbbbabbbbbaabababaabbbbbaabbabbbbbbbbaaabbabbbbbbabbbbbabbabbbabbbbbbaababbaaababbbbababbbbbabbbbababbabba...

output:

12096

result:

ok single line: '12096'

Test #39:

score: 1
Accepted
time: 0ms
memory: 3832kb

input:

bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb...

output:

1124250

result:

ok single line: '1124250'

Test #40:

score: 1
Accepted
time: 0ms
memory: 3848kb

input:

aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa...

output:

1122751

result:

ok single line: '1122751'

Subtask #7:

score: 1
Accepted

Test #41:

score: 1
Accepted
time: 1ms
memory: 3916kb

input:

aabbbbbbbabaaabaabaaaaababababaabbaaaaabbaabbbababaabbaaabbabababbaabbababbbababaabbbabbaabbaaaabbaabbbaabbbaabbbbbbbaabaaaabbaabababbbbbabbaabbabaaaaabaaabbaabababaababbbbbbabbaabbbabbababbabaababbbbaabbabaabbbaabbaabaaaababbbabaababaabbaabbabaababbbaabbbbaabbaaaabbbbbbaabaabaaaaaabaabaabbabbbabbbb...

output:

-1

result:

ok single line: '-1'

Test #42:

score: 1
Accepted
time: 1ms
memory: 4032kb

input:

babbaaaaabaabbbbabbbaaabaaaabbbabbbbbaaaaabaaaaaaaabbabbabbaaaaabbaaaaaaabbaabbbbbababbaabbabaaababbaabaaaabaaabababbbbbbababbbbabbbaabbaaababbbaaababaabbaaaababaaaabaaaabbabbbbbbabbaaabbbbbaabaaaabbbabbbbbaaabaabbbbbbabbaaaaabbaaabbabaabaabbabbaabaaabbabbbbaaabbaabbbbabbbabbbabbabbbabaaaaaaaabaaaba...

output:

7653087

result:

ok single line: '7653087'

Test #43:

score: 1
Accepted
time: 0ms
memory: 4132kb

input:

abaababaaaaaaaaaaaaaaabaaaaaaaaaaabbaaaabaaaaaaaaaaaaaaaabaabaaaaaaaaaaaabaaaaaaaaaaaaaaaaaaabaabaaaaaaaaaaaaaaaaaabaaaaaaabaaaaaaabbaaaaaaaaaaabaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaabaabaaabaaaaaaababaaaaaaaabaaaaaaaaaaaaaaaaaaabaaaabaaaaaaaaaaaaabaaaaaabaaaaaaaaaaaaaaaaabaaabaaaaaaaaaab...

output:

1284055

result:

ok single line: '1284055'

Test #44:

score: 1
Accepted
time: 1ms
memory: 4280kb

input:

aaaaaabaaaaaaaabaaaaaaaaaababaaabaaaaaaaaababaaaaaaaaaaaaaaaaabaaaaaabaaaaaaaaaaaaaaabaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaabbabaaaaaaaabaaaaaaaaaaaabaaabaabaaaaaaaaaaaaaaaaaababaaaabaaaaaaaaaaaaabaaaaaababaaaaaabaaaaaaaaaaaaaaaaaaabaaaaaaaaaaaaaaaabaaaaaaaaaabaaaaaaaaaabaaaaaaaaaaaabaaabaaaaaaaaaaaaaa...

output:

3216829

result:

ok single line: '3216829'

Test #45:

score: 1
Accepted
time: 1ms
memory: 4076kb

input:

bbbbbbabbbbabbbbbbbbbabbabbbbbbbbbbbbbbbbbaaabaabbaabbbabbbabbbbbbabbabbbbbbbbbbbbbbbbbabbabbbbbbbbbbabbbbabbbbbbbbbbbbabbbbbbabbaaababbaabbbbbbbbbbbbbabbbaaababbbbbbabbbbbbbbbbbabbbbbbbababbabaabbbbbbbbbbabbabbbbbabbbabbbabbbbbbabbabbbabbabbbbbbbbbabbbbbabaabbbbbbbbbbbbbbbbbbbbbabababbbabbbbbbbbbbb...

output:

2232371

result:

ok single line: '2232371'

Test #46:

score: 1
Accepted
time: 1ms
memory: 4164kb

input:

babbbbbbbabbbbabbbbbbbbbbbbbbabbbbbabbbbbbbbbabbbbbbbbbabbbbbbabbbbababbbbabbbbbbbbbabbbbbbabbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbabbbbbbbbabbbabbbbbbbbbbbbabbbbbbbbbbbbbabbbbababbbbabbbbbbbabbbbbbbababbbbabbbabbbbbbbbbbbbbbbbbbbaabbbbabbbbbbbbbbabbbbbbbbbbbbbbbabbbbbbbbbbbbbbbbbbbbbbbbbabbabb...

output:

2416821

result:

ok single line: '2416821'

Test #47:

score: 1
Accepted
time: 1ms
memory: 4012kb

input:

babbbbbbbbbbabbbabbbbbbbbbbbbbbbbbbbbbbbabbabbbbabbbbbbbbbabbabbbbbbbbbbbbbbbbbbbbbbbbbbabbbbbbbaaabbbbbbbbbbbbbbbbbbbbbbbbbbbabbbbbbbbbbbbbbbbbbbbbbbbbbbabbbbbbbbbbbbbbbbbbbbbbbbbbabbbbbbbbbbbbbbbbbbabbbbbbbbbbbbbbabbbbbbbbbbbbbbbbbbbbbbbbbbbbbbabbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbabbbbbbbbbbbaabbbbb...

output:

-1

result:

ok single line: '-1'

Test #48:

score: 1
Accepted
time: 1ms
memory: 4000kb

input:

babbaabaabbababbabbbaaaaaababababaaabbabaabaabaabbaaaabbbbbaabbabbbbababbabbbbbbbbbaaabbbbbaaaaabbaaaaaaaaabbbabbbabaabaabbbaaabaabababaababaaabbbaaababaabababbbbaabbbbabaabaaaaaaaaaaabaaaaaaaaaaabbbbabaabbbbaabbabaaaaabbaaaaabaabbabaabbbbabbaaaabbaaaaaaabbbabbbabbabbababaabaaaababbaabbbaabbbbababab...

output:

0

result:

ok single line: '0'

Test #49:

score: 1
Accepted
time: 1ms
memory: 4056kb

input:

bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb...

output:

1250000000

result:

ok single line: '1250000000'

Test #50:

score: 1
Accepted
time: 1ms
memory: 3976kb

input:

aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa...

output:

-1

result:

ok single line: '-1'

Subtask #8:

score: 1
Accepted

Test #51:

score: 1
Accepted
time: 1ms
memory: 4004kb

input:

bbaabbbaabbbbbbaaabaabbabbaaabbaabaabbbaabbbbaababbaaaaababbabbbbaaaabbbabbbbbbbbbbaababaaababbabababbbabbaabbababbbbbabbbabbaaaaaabbabbbbbbbaabababbbaabaababbbbbabbababaababbbbbabaaaabbbbaaabababaababaaaaabbabaaababababbababaaaaabbaaababaaabaabaaabbbbbbababbbbaabaaababbabaabaabbabababaaaabaabbaaabb...

output:

5352746

result:

ok single line: '5352746'

Test #52:

score: 1
Accepted
time: 1ms
memory: 4012kb

input:

abaaababbbbbaababbabaabbbabbbbbbaaabbbaabbaababababababbaaabaabababbaabbabbbabbabbbbbbabababbabaabbbabbbabbbbaabbbabaababbaabababbaababababbabbbaaaaaaabaabbbbaaaaabaababaabbaaaaabbaaabbaabbbbabbbbbbaaabbaaaaabbabbaabaaaaabaaaabbabbbabbabbbbbbbbbaabbbabaaabbbbbbaaaaabbabbbaabbbabbabaaababbaabaabaaaba...

output:

3507753

result:

ok single line: '3507753'

Test #53:

score: 1
Accepted
time: 1ms
memory: 4032kb

input:

aaaaabaaaaaaaaaaaaaaaaabaaaaaaaabaaaaaaaaaaaaabbbaaaaaaaaaaaaaabbabaaaaaaaaaaaaaaaaaaaaaaabaaaaaaaaaaaabaaaaaaaaaabaaaaaaaaaaaaaabaaaaabaabaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaabaaaaaabbabaaabaaaaaabaaaaaaaaaaaaaaaaaaaabaabaaaaaaaaaaaaaaabaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaab...

output:

-1

result:

ok single line: '-1'

Test #54:

score: 1
Accepted
time: 1ms
memory: 4180kb

input:

bbabaaabbbbbabbbabbbbbbbbaaabbbababbabbbbbbbbbabbbbbaabbbbbababbbababbabbabbbbabababbbabbbbbbbbbabbabbbbbbaabbabbbbbbbbbabbbbbabbababbbbbabbabbabbabaabbbbbbabbbbabbbaaabaaabbabbbbbbabaababbabbbaabababbbbbabbabbbbbbbbabbbbbbabbbabbbbbbbbbaabbbaabbbbbbbbbbbbbbbbababababbbabbbbbaaabbbbabbabbaabbbababbb...

output:

-1

result:

ok single line: '-1'

Test #55:

score: 1
Accepted
time: 1ms
memory: 4116kb

input:

abbabbaabbbaabbbabaaabaaaabaababbbabaaaababbaabababbaabbababbaaababababababbbabbabbbabababaabaaaaabbabaabaaaabbbbabbaababaabaabbaababaababbabaaababaabbbbabbbbbaabbababaaaaabaaabbaabababbaabbaabbbababbbabaababbabababbbbbabaaaabbbbbabbabbaaaaaaabaaaaabbbababaaabbbabaaaaabbbbbabbaaaabbaabbabbbabbbbbbaa...

output:

-1

result:

ok single line: '-1'

Test #56:

score: 1
Accepted
time: 1ms
memory: 4088kb

input:

bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb...

output:

154526

result:

ok single line: '154526'

Test #57:

score: 1
Accepted
time: 1ms
memory: 3952kb

input:

bbabbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbabbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb...

output:

-1

result:

ok single line: '-1'

Test #58:

score: 1
Accepted
time: 0ms
memory: 4156kb

input:

bbbabbaabbbbaabbbbabbaabbbabababbabbbaabbbbbabbbabababbbbababbbbaaabbbbabbaabbbbababbbabbbbabbbabbbbaaabbbaabaabaaaaaababaaaababbbbbabbabbbbaabbbababbbaabbbaabbaaababbaaaaababbaaaababaabaababaaaabbbbbaaababaaaabaabbbbabbbaaaabbbabaaaaabbbababbabababbaabbabaabaaabbaaaabbbababbbbbabbbbaaaabbabaaaaabba...

output:

0

result:

ok single line: '0'

Test #59:

score: 1
Accepted
time: 0ms
memory: 3952kb

input:

bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb...

output:

1249975000

result:

ok single line: '1249975000'

Test #60:

score: 1
Accepted
time: 0ms
memory: 4092kb

input:

aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa...

output:

1249925001

result:

ok single line: '1249925001'

Subtask #9:

score: 1
Accepted

Test #61:

score: 1
Accepted
time: 1ms
memory: 4464kb

input:

abaaaaaababbabbaaaabaaabbbbbbabaaabbaaabbbabaabbaabbaabbbaaababbaabbbabbabbbaaabbbabaabbbbbaababaaabaabaabbabbbabbaabaababaabbbabbbbaabababbbaaababbbbaabbbbabbaabababaabababbaaabbbbaaaaabbabbbababababaabababaaabaaaaaaabababbabbabaabaababbbabbaababaaaabaaaabbabbaabaabbababbbbbabbbabbaaaaabaaaabbaabab...

output:

25942642

result:

ok single line: '25942642'

Test #62:

score: 1
Accepted
time: 0ms
memory: 4560kb

input:

baabbabbbbbbaabbabbaababbaabbbbaaababaaaaabbabbbaabbaaabaaaababaabbaabaabbabbbabaabaabbabaaabaabbabbabbbababaaabbbabaabababaaaaaaababbbbbaabbaaaaaaaaaabaaabababbbaababbbaabbababbaabbbabbbbabbaabbabbbbaaabbaaababaabaabaabbbabbaaababbbabaababbbbbbbabbabababbaaabbbbaaabbaaabbabaabaabbbaaabaaabababbabab...

output:

8020029

result:

ok single line: '8020029'

Test #63:

score: 1
Accepted
time: 2ms
memory: 4696kb

input:

abbbbbbbbbabbabababbaaabbbbbababbabbbaaabbbababbbbaaabaaabaabbbbabbabbbabbabbabbabbabaabbbbabbbabaababbbbbabbabaabbbbbbbbbbbbbbaaabbbbabbabbababbbabbbabaabbabbbbbbabbbbbbabbbbbbabaabbbabbbbbbabbbaababbbabbbbabbbbbbbaabbbbbbabbbbbababbbbbbbbbbbbabbabbbbbabbababbbbbaaabbbbbbbbabbbbaabbbababaabbbabbbab...

output:

-1

result:

ok single line: '-1'

Test #64:

score: 1
Accepted
time: 2ms
memory: 4628kb

input:

aaabbaaaaaaabaaaaaaaaaaaaaabaabaaabaaaaabaaaaaabaaaabbaabaabaaaabaabaaaaaaabaaaaabaaaaaaaaaaabaaabaaaaaaaaaaaaaaabaaaaaaaaaaaabbaaaaababbaaaaaabaaaaabaaaaaaaaaaaabaaaaaaaabababaaaaabaabaaabaaaaaabaaaaaaabaaaaaaaaaaaaaabaaaaaabaabbaabaaaaaaaaaabaaabaabaabaaabaabaaaaaaaaabaaaabaaaaaaaaaaaaaaaaabaaaaaa...

output:

9848862

result:

ok single line: '9848862'

Test #65:

score: 1
Accepted
time: 0ms
memory: 4764kb

input:

bbbbbbabbbbbbbbababbababbbbbbbbbbbbbbbbbbbbababbbbbabbbbabaabbbbbabbabbabbbababbabbbbaaabaaabbbbabbbbbbaabbbbbbabbbbababbbbbbbbbbabbbbbabbaaabbbbabbabaabbabaababbababbbbbbbaabbabbabbbabbbabbbbbbbbbaabaabbaabbbbbbaabaabbabababbbbaabbbabababbbabaaabaabababbababbaabbbbbbabbbbbabbbbbbbaabaaabbbbbababbab...

output:

-1

result:

ok single line: '-1'

Test #66:

score: 1
Accepted
time: 0ms
memory: 4424kb

input:

bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb...

output:

-1

result:

ok single line: '-1'

Test #67:

score: 1
Accepted
time: 0ms
memory: 4520kb

input:

bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb...

output:

583534

result:

ok single line: '583534'

Test #68:

score: 1
Accepted
time: 2ms
memory: 4360kb

input:

bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb...

output:

0

result:

ok single line: '0'

Test #69:

score: 1
Accepted
time: 1ms
memory: 4460kb

input:

aaaaaaabaaabbbbbbbbaabbbbaaaababababbaabababbbbaabbaaaabbbaaabababaaabbbbaaaababaabbbbbbbbaabbbaabaabbaaaabbaabbabaaabaabaababbbaaaaaaabbbbabbbbbbaabbbabbbabbaababbabbabbaaabbbbbbbbbaaabaaabbababbbabbbaabbaaaaabaaaaabbababaabbbabbabbbaababbbaabbbbbbabababbbaaabaabaabbaaabababaabbabbabaabbaaaaabbabba...

output:

0

result:

ok single line: '0'

Test #70:

score: 1
Accepted
time: 1ms
memory: 4388kb

input:

bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb...

output:

5000000000

result:

ok single line: '5000000000'

Test #71:

score: 1
Accepted
time: 1ms
memory: 4388kb

input:

aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa...

output:

-1

result:

ok single line: '-1'

Subtask #10:

score: 1
Accepted

Test #72:

score: 1
Accepted
time: 0ms
memory: 4520kb

input:

abaaabbbbbbbbaababbabbbbababababbbbbbaabaaaaabbabababaaababbbbaaabaabababbaabaabaaabaabaabbaaabbaaaabaaaabbabbbaaaaabbbbbabaabbbaaaaabbbabaaabbbaaaaaaabbbbabbaabbabbbaabaaaababaaaaaaabbabaaabbbababaababaaaabbaabababaaabaaaabababaaaabbbbbbaaabaaabbbbbabbbbbabbabaabbbaabbbababaabbababbaaabbabbbabbbbaa...

output:

4943647

result:

ok single line: '4943647'

Test #73:

score: 1
Accepted
time: 0ms
memory: 4440kb

input:

baaabbabaaaaabbbbaabbabaabaaababbaababababbbaabbbabbbabbabbabbaabbbababbbbabbabbabbabbbabbaaabbabaabbbbbbbaabbabababaabaabbaabaaabbaaaabaaabbbbaaabaabbbabababbaabbabbaabbabbbaabaaaabaaabaaaababaababbbaaaaaabaabababbbbbaababaaabbbaaabbabbabbaaaaabababaaabbbbbabbaaaaaaaababbababbaaaaabbabaaaaababbbabb...

output:

9958129

result:

ok single line: '9958129'

Test #74:

score: 1
Accepted
time: 0ms
memory: 4536kb

input:

aaabaaaaaaaaaaaaaaaaabaaaaabaaabaaaabaaaaaaaaabaaaaaaaaabaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaabaaaaaaaaaaaaaaabaaabaabaaaaaaaaaaababaaaaaaaaabaaaaaaaaaaaababaaaaaaaabaaaaaaaaaaaaaaaaaaaaaaaaaaaabbaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaabaaaaaaabaaaaaaaaaaaaabaaaaaaabaabaaaaaaaaaa...

output:

7071826

result:

ok single line: '7071826'

Test #75:

score: 1
Accepted
time: 1ms
memory: 4740kb

input:

bbbabbbaabbaaaabbabbabbbaabbababbababbaaabbaaabbbbbabbbabbabbbbbaaabbbbaabbababbbaaabbababbbbabbabbabbbbbbbabbbbbabaabbbabbbabbababbbbbbbabbbbbbbaaabbbbbbbabbbbbbabaaaabaabbaabbbbbaabbabbbabbabbbbbbabbbbaabbbabbbabbbbbabbbabbbbbbbbbabababbbbbbbbbbbabbbbababbbabaabbbbbabbabbbbbbbbbaabbabbbbbbbabbbbab...

output:

-1

result:

ok single line: '-1'

Test #76:

score: 1
Accepted
time: 2ms
memory: 4640kb

input:

bbbabaababbabbbbbbbbabbbbbabbabbbbbabbbbbbbbbbbbabbbbbbbbbaabbbabbbbbbbbbabbbbabbbbbbbbbbbabbbbbbbbbbababbaabbbabbaabbabbbbbbbbbbbbbbbbabaaaabbbbbbbbbbbbbbbabbbabbbbbbabbbbbbbbbbbbbaababbabbbbabbbbbbbbbabbabbabbbabbbabbbbbbbbbbbbbbbbbbbbbbbbbbbbbababbbbbbabbbbbbbabbbbbabbbbbbbbbbbbbbbbbabbbbbbbbabbb...

output:

9665302

result:

ok single line: '9665302'

Test #77:

score: 1
Accepted
time: 2ms
memory: 4376kb

input:

aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa...

output:

143949

result:

ok single line: '143949'

Test #78:

score: 1
Accepted
time: 2ms
memory: 4440kb

input:

aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa...

output:

151198

result:

ok single line: '151198'

Test #79:

score: 1
Accepted
time: 2ms
memory: 4384kb

input:

aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa...

output:

0

result:

ok single line: '0'

Test #80:

score: 1
Accepted
time: 1ms
memory: 4460kb

input:

abbbaaaaaaaaabaabbbabbbaaababbbbababbbbabbbbbaaaaaabbaabaaaabaabaababbbbbbbbaabbaabbbaaababaaaababaaaaabbabbbbaabaaaaaabbbbababaabbabaabaabbaabbbaaabaabaabbbbaabbaaabbbababababbbaabaabbbbababaaaaabbabbaabaaabbbabbaaaaaaabbbbbbabbaabaabbbbabbabaaababbbabababbaababababaabbbbbaaabaabbbaabbaaaaaaabaaaab...

output:

0

result:

ok single line: '0'

Test #81:

score: 1
Accepted
time: 0ms
memory: 4412kb

input:

bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb...

output:

4999950000

result:

ok single line: '4999950000'

Test #82:

score: 1
Accepted
time: 0ms
memory: 4424kb

input:

aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa...

output:

4999850001

result:

ok single line: '4999850001'

Extra Test:

score: 0
Extra Test Passed