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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
#307352#8128. Alternating Pathsucup-team003#WA 95ms4144kbC++144.2kb2024-01-18 14:25:282024-01-18 14:25:28

详细

Test #1:

score: 100
Accepted
time: 1ms
memory: 4044kb

input:

3
6 6
1 2
2 3
3 1
4 1
5 2
6 3
6 6
1 2
2 3
3 1
3 4
4 5
4 6
4 3
1 2
4 2
2 3

output:

RRRBBB
BRRBRR
IMPOSSIBLE

result:

ok ok (3 test cases)

Test #2:

score: 0
Accepted
time: 1ms
memory: 3988kb

input:

1
4 6
1 2
1 3
1 4
2 3
2 4
3 4

output:

RRBRRR

result:

ok ok (1 test case)

Test #3:

score: 0
Accepted
time: 1ms
memory: 4128kb

input:

1
5 6
1 2
1 3
1 5
2 4
2 5
3 4

output:

RBRBRR

result:

ok ok (1 test case)

Test #4:

score: 0
Accepted
time: 1ms
memory: 3984kb

input:

1
5 8
1 2
1 4
1 5
2 3
2 4
2 5
3 4
4 5

output:

RRBBRRRB

result:

ok ok (1 test case)

Test #5:

score: 0
Accepted
time: 1ms
memory: 4064kb

input:

1
7 12
1 2
1 3
1 6
2 3
2 5
2 7
3 4
3 5
3 6
4 6
4 7
5 7

output:

RRBRRBBBRRRB

result:

ok ok (1 test case)

Test #6:

score: 0
Accepted
time: 1ms
memory: 4128kb

input:

1
7 13
1 2
1 3
1 4
1 6
1 7
2 5
3 5
3 7
4 6
4 7
5 6
5 7
6 7

output:

BRBRRRBRRRBRB

result:

ok ok (1 test case)

Test #7:

score: 0
Accepted
time: 1ms
memory: 4044kb

input:

1
4 5
1 2
1 3
1 4
2 3
2 4

output:

RRBRR

result:

ok ok (1 test case)

Test #8:

score: 0
Accepted
time: 1ms
memory: 4124kb

input:

1
5 7
1 2
1 4
2 3
2 4
3 4
3 5
4 5

output:

RRBRRRB

result:

ok ok (1 test case)

Test #9:

score: 0
Accepted
time: 1ms
memory: 4016kb

input:

1
5 7
1 2
1 5
2 3
2 5
3 4
3 5
4 5

output:

RRBRRRB

result:

ok ok (1 test case)

Test #10:

score: 0
Accepted
time: 1ms
memory: 4120kb

input:

1
6 6
1 2
1 4
2 3
2 6
3 5
4 5

output:

RRBRRB

result:

ok ok (1 test case)

Test #11:

score: 0
Accepted
time: 1ms
memory: 4044kb

input:

1
6 10
1 2
1 3
1 5
1 6
2 4
3 4
3 5
3 6
4 5
4 6

output:

BRRBRBRRRB

result:

ok ok (1 test case)

Test #12:

score: 0
Accepted
time: 1ms
memory: 4128kb

input:

1
9 14
1 2
1 5
1 8
2 3
2 4
3 6
3 9
4 6
4 7
4 8
5 7
5 8
6 8
7 8

output:

BRRRBBBRBBRRBR

result:

ok ok (1 test case)

Test #13:

score: 0
Accepted
time: 1ms
memory: 4128kb

input:

1
7 12
1 2
1 3
1 4
1 6
1 7
2 5
2 7
3 4
3 6
3 7
4 5
5 6

output:

RBBRRRRRBRRB

result:

ok ok (1 test case)

Test #14:

score: 0
Accepted
time: 7ms
memory: 4012kb

input:

1000
2 1
2 1
2 1
1 2
2 1
2 1
2 1
2 1
2 1
1 2
2 1
1 2
2 1
1 2
2 1
1 2
2 1
1 2
2 1
1 2
2 1
2 1
2 1
2 1
2 1
2 1
2 1
2 1
2 1
2 1
2 1
2 1
2 1
2 1
2 1
1 2
2 1
1 2
2 1
2 1
2 1
1 2
2 1
1 2
2 1
2 1
2 1
1 2
2 1
2 1
2 1
1 2
2 1
2 1
2 1
1 2
2 1
1 2
2 1
2 1
2 1
1 2
2 1
1 2
2 1
2 1
2 1
2 1
2 1
2 1
2 1
2 1
2 1
2 1...

output:

R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
...

result:

ok ok (1000 test cases)

Test #15:

score: 0
Accepted
time: 7ms
memory: 4052kb

input:

1000
2 1
1 2
2 1
2 1
2 1
2 1
2 1
2 1
2 1
2 1
2 1
2 1
2 1
2 1
2 1
1 2
2 1
2 1
2 1
1 2
2 1
1 2
2 1
1 2
2 1
2 1
2 1
1 2
2 1
2 1
2 1
2 1
2 1
1 2
2 1
2 1
2 1
1 2
2 1
1 2
2 1
2 1
2 1
2 1
2 1
1 2
2 1
1 2
2 1
1 2
2 1
2 1
2 1
1 2
2 1
2 1
2 1
1 2
2 1
1 2
2 1
1 2
2 1
2 1
2 1
1 2
2 1
2 1
2 1
2 1
2 1
1 2
2 1
1 2...

output:

R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
...

result:

ok ok (1000 test cases)

Test #16:

score: 0
Accepted
time: 3ms
memory: 4136kb

input:

1000
3 3
2 1
1 3
3 2
3 2
3 1
3 2
3 3
2 3
2 1
3 1
3 2
2 1
3 2
3 3
2 3
3 1
1 2
3 3
1 3
2 1
2 3
3 3
2 1
3 2
3 1
3 3
1 3
1 2
3 2
3 3
3 1
2 1
3 2
3 3
1 3
1 2
3 2
3 2
3 1
1 2
3 3
3 2
1 3
1 2
3 2
3 1
2 1
3 3
3 2
1 2
3 1
3 3
2 1
3 2
1 3
3 3
1 2
3 2
1 3
3 3
3 1
3 2
2 1
3 3
1 2
3 2
3 1
3 3
1 2
2 3
3 1
3 2
2 3...

output:

RRR
RB
RRR
RB
RRR
RRR
RRR
RRR
RRR
RRR
BR
RRR
BR
RRR
RRR
RRR
RRR
RRR
RRR
BR
RB
BR
RB
RRR
BR
RRR
RRR
RB
RRR
RRR
RRR
RRR
RB
RB
BR
RRR
RB
RRR
RRR
BR
RB
RB
RRR
RRR
RRR
RB
BR
RRR
RB
RRR
RB
BR
RRR
RRR
RB
BR
RB
RB
RRR
BR
RB
BR
RRR
RB
BR
RRR
BR
RRR
RB
BR
RRR
RRR
RRR
RB
RRR
BR
RRR
BR
RB
BR
BR
RRR
RB
RRR
RB
RB...

result:

ok ok (1000 test cases)

Test #17:

score: 0
Accepted
time: 3ms
memory: 3992kb

input:

1000
3 3
3 2
2 1
3 1
3 2
1 3
2 1
3 2
1 2
3 2
3 3
3 1
1 2
2 3
3 2
3 1
2 3
3 3
1 2
1 3
2 3
3 2
1 3
3 2
3 3
2 3
3 1
1 2
3 3
3 1
2 1
2 3
3 2
1 3
3 2
3 3
2 3
1 3
2 1
3 2
2 1
3 1
3 3
3 1
1 2
3 2
3 3
3 1
3 2
2 1
3 2
1 3
2 3
3 2
3 2
2 1
3 3
1 3
1 2
3 2
3 3
2 1
1 3
3 2
3 2
1 3
1 2
3 3
2 1
3 1
2 3
3 3
3 2
1 2...

output:

RRR
BR
RB
RRR
RB
RRR
RB
RRR
RRR
RB
RRR
RB
RRR
RRR
RB
BR
RRR
RRR
BR
RRR
RRR
RRR
RB
RB
RB
RB
BR
RRR
RRR
RRR
BR
BR
RB
BR
BR
RRR
BR
RRR
RRR
BR
RRR
RB
RRR
RRR
RRR
RB
RRR
RB
RRR
RRR
BR
RB
RRR
RRR
RRR
RRR
RRR
BR
RRR
RRR
BR
RRR
RRR
RRR
RRR
RB
RB
RRR
RB
RRR
RRR
RB
RRR
RRR
RB
BR
RRR
RB
RRR
RRR
RRR
RRR
RRR
RB
...

result:

ok ok (1000 test cases)

Test #18:

score: 0
Accepted
time: 13ms
memory: 4140kb

input:

1000
4 4
2 1
4 2
3 2
1 3
4 4
2 1
1 4
2 4
2 3
4 5
1 3
2 4
1 2
1 4
3 2
4 3
3 4
1 4
4 2
4 6
1 4
3 1
4 2
1 2
4 3
3 2
4 3
1 3
4 3
2 3
4 3
3 2
4 2
2 1
4 5
1 3
2 4
4 3
2 3
1 4
4 4
1 4
3 2
3 4
2 1
4 6
3 4
4 2
2 1
4 1
1 3
3 2
4 6
4 2
1 4
2 3
4 3
2 1
3 1
4 6
4 1
3 4
3 2
3 1
2 1
4 2
4 6
4 1
2 4
2 1
1 3
3 2
3 4...

output:

RBRR
RRRB
RRRBR
IMPOSSIBLE
BRRRRR
IMPOSSIBLE
IMPOSSIBLE
RRRBR
RRBR
RRRBRR
RBRRRR
BRRRRR
BRRRRR
RRRB
BRR
RRRRRB
RRRB
RBRR
RBR
BRRRR
RRRBR
RRRB
RRBRRR
RRBRR
RRB
RRBRRR
BRRRRR
BRRRRR
RBRRRR
RRBRR
RBRRRR
BRRRR
BRR
IMPOSSIBLE
RRRB
RBRR
BRR
RRRB
RRRBRR
IMPOSSIBLE
BRR
RBRRR
IMPOSSIBLE
IMPOSSIBLE
RBRRRR
RRB...

result:

ok ok (1000 test cases)

Test #19:

score: 0
Accepted
time: 18ms
memory: 4128kb

input:

1000
4 6
4 2
4 1
3 4
3 1
1 2
3 2
4 3
4 2
3 2
1 3
4 6
4 3
1 2
2 3
1 3
2 4
4 1
4 4
2 1
3 1
4 1
3 2
4 5
2 4
1 2
1 3
4 1
3 2
4 3
2 3
2 4
1 4
4 4
1 2
3 2
1 4
2 4
4 5
2 1
1 3
3 2
4 1
4 2
4 4
1 2
4 2
3 2
4 1
4 6
2 4
3 4
3 2
3 1
4 1
1 2
4 3
1 3
2 4
3 2
4 6
4 3
4 1
2 1
4 2
3 1
3 2
4 4
1 2
4 3
1 3
2 3
4 6
3 2...

output:

RBRRRR
RBR
RRRRRB
RRBR
RRRBR
RBR
RBRR
RRRBR
RRBR
RRRRBR
RRB
RBRRRR
RBRR
RRRBRR
RBRRR
IMPOSSIBLE
RBRRRR
RRRB
RRRRB
RRBRR
RBR
RRRRB
BRRRRR
RBRRR
RRRRBR
RRRRB
RRRBR
RBRR
RBRRRR
RBRR
RRBRRR
BRRR
RRRBRR
RBR
RRBRR
IMPOSSIBLE
RBRRR
RBRR
RRRRBR
BRRR
RRBR
BRRRRR
BRR
RRRBR
BRRRRR
RRB
IMPOSSIBLE
RRRB
RBR
RRRBR...

result:

ok ok (1000 test cases)

Test #20:

score: 0
Accepted
time: 27ms
memory: 4136kb

input:

1000
5 8
5 1
4 5
2 4
3 2
2 1
5 3
1 3
3 4
5 9
2 4
4 5
5 2
1 5
3 1
3 5
4 1
4 3
1 2
5 5
1 4
3 1
1 5
5 2
4 2
5 9
1 2
5 4
4 3
4 2
4 1
5 3
1 5
5 2
2 3
5 9
3 4
3 2
2 5
3 1
4 5
5 3
4 1
1 5
4 2
5 10
3 5
2 1
2 5
5 4
1 3
4 2
1 4
5 1
2 3
4 3
5 5
3 4
5 3
5 1
5 4
2 5
5 6
1 2
2 4
1 5
3 2
3 1
3 4
5 8
4 2
4 3
1 2
1 ...

output:

BRBRRRRB
RRBBRRRBR
RBRBR
RRBRRRBBR
RBRRBRRBR
BRRRRBBBRR
BRBRB
RBBRRR
RRRBRRRB
BRRB
BBRRBRBRR
BRRRR
RRRBRB
RBBRR
RRRBRBBBRR
BRBRB
RBRRRRBRB
RRRRBR
RRRRRB
RRRBBRBBRR
IMPOSSIBLE
RBRRBRR
BRRBBR
RRBBRBRRRB
RBRRRBRRB
IMPOSSIBLE
RRBBRBRRBR
RRBRRBRR
RRRRBBRBBR
IMPOSSIBLE
RBRRBRRRBB
RRBRBRRBR
BRRBRRRBR
BRRRR...

result:

ok ok (1000 test cases)

Test #21:

score: 0
Accepted
time: 27ms
memory: 4128kb

input:

1000
5 9
3 2
5 4
4 1
4 3
2 1
4 2
3 5
3 1
2 5
5 6
5 1
3 1
5 4
4 2
2 5
2 1
5 10
4 1
3 4
1 5
5 4
2 3
5 2
2 1
4 2
5 3
3 1
5 5
2 5
5 4
1 4
4 2
3 5
5 8
4 3
4 1
2 5
2 3
2 4
3 1
4 5
2 1
5 8
4 1
3 5
3 4
1 5
2 1
5 2
2 4
4 5
5 8
3 4
5 4
3 1
2 3
1 4
3 5
5 1
2 4
5 4
1 5
4 5
3 4
2 3
5 10
3 5
3 2
3 1
4 1
3 4
4 2
5...

output:

RRBRRBBRR
RBRBRR
BRRRRRRBBR
RRBRB
RBBRRRRR
RRBBRBRR
RRRRRBBB
RBRB
BRRBRBRBRR
RBRRB
BRRBRRB
BRBRBRRBRR
BBRRRBRR
BRRRRBRRB
RBRRRB
RRBBRBRR
RBRRRB
RRBRB
IMPOSSIBLE
BBRR
RBRRRB
IMPOSSIBLE
IMPOSSIBLE
RBRB
RBBR
BBRBRRBRRR
RBRRB
IMPOSSIBLE
RRBRRB
RBRBBRRR
IMPOSSIBLE
RBBBR
BRRBRRRBRB
BRRRRBRB
BRBRRR
RRBRRRB...

result:

ok ok (1000 test cases)

Test #22:

score: 0
Accepted
time: 36ms
memory: 4136kb

input:

1000
6 10
2 3
4 1
5 3
4 5
3 4
4 6
2 4
1 3
1 2
2 5
6 11
4 2
4 3
3 5
1 4
1 3
6 5
4 5
2 1
2 3
6 2
1 6
6 5
6 3
3 1
5 2
3 4
3 2
6 6
1 3
1 6
1 4
6 5
2 5
6 4
6 9
5 3
4 6
2 3
2 1
1 4
2 6
5 1
3 1
6 5
6 10
1 5
6 2
2 3
4 5
3 1
5 6
3 5
2 4
2 5
6 3
6 13
4 5
1 3
1 2
5 6
2 4
3 2
2 5
3 5
6 1
4 1
6 2
4 6
3 6
6 14
6 ...

output:

RBBRRBBRRR
RRBBRRBRRBR
IMPOSSIBLE
BRRBRR
RRRRBBRRB
RRBRRBRBRB
BRRRRRBRBBRRB
RRRBBBRBRBRRRB
BBRRRRRRBRB
BRRRBBRRR
RRRRRRBBRBBB
RBRRRBRBBRBB
RRRBBBBRRRBBRR
BBBRRRRBR
BRBRRRBRRBRB
BRBRRBBBRRRRRRR
RRBBRBRRBRBR
RBRRRBRBRR
BRRRRB
RRBRRRBRB
RRBRRBRRB
IMPOSSIBLE
RBRRBRRBBRRBB
IMPOSSIBLE
RRRRBRB
IMPOSSIBLE
I...

result:

ok ok (1000 test cases)

Test #23:

score: 0
Accepted
time: 43ms
memory: 4136kb

input:

1000
6 7
4 3
2 4
2 6
1 2
6 4
5 1
3 5
6 13
2 6
4 6
2 5
4 2
4 1
3 6
4 5
2 1
1 3
6 1
5 6
1 5
3 2
6 14
2 6
6 4
2 1
3 4
1 5
5 3
3 6
2 4
1 6
4 5
5 2
6 5
1 4
3 2
6 14
5 2
6 5
3 2
1 4
5 1
1 6
6 3
5 4
2 4
3 5
6 2
3 1
3 4
6 4
6 5
6 5
4 3
3 2
2 6
1 6
6 15
3 4
2 3
4 2
3 1
6 3
4 5
1 5
6 1
1 4
6 5
5 3
4 6
6 2
5 2...

output:

RRRBRRB
BRRRBRBRRRBBR
BRRBBRRRRBRBRB
RBBRBBRRBRRRRB
IMPOSSIBLE
BRBRRRBBRBRBRRR
BRBRRBRR
BRRBBRBRRRBRRRR
BRRRRBBBRRBRRB
RBBRBRRRRR
BRRRBBRRRRB
RBRRBBRR
RBBRRBRRRBBRR
RRRRBRRBBB
BRRBRR
BBRRRR
RBBRBRRBRRR
RRBRBRR
BRRBRR
RRBBBBRRRRB
RBRRBRRBRRBRBB
RRRBRBRBR
BBRRRBBRRRR
BBRRR
RBBBRRRRBR
BBRRRRR
RBRRBBRRR...

result:

ok ok (1000 test cases)

Test #24:

score: 0
Accepted
time: 45ms
memory: 4132kb

input:

1000
7 15
5 1
5 4
7 4
2 5
3 4
3 7
5 6
3 6
2 4
6 4
1 6
2 6
7 5
7 1
3 1
7 15
4 1
6 4
3 1
5 6
4 3
3 6
5 4
7 2
1 2
3 2
7 5
7 4
4 2
5 3
2 6
7 13
4 3
6 7
7 5
6 5
2 5
4 7
4 5
4 6
4 2
2 3
7 2
3 1
5 3
7 20
1 7
7 3
4 2
6 3
5 3
4 7
2 5
5 4
4 1
5 1
3 1
1 6
2 1
6 2
7 6
5 6
3 2
7 2
7 5
6 4
7 15
3 6
7 1
7 3
1 6
3 ...

output:

BRBBBRRRRBRBRBR
BRRBBRRRRRBBRRB
RBRRBRBRRRBRB
BRRBRBBRBRRRRBRRRRBB
RRBBBRBRBRRRRRR
BBRBBRRBRRRBBRRR
BRRBBRRBRBRRBRRRR
RRRRBRBBRRBBRBBR
RRRRBRBBRBRBRRBBRRBRB
BBRRBRBRRRBRRBRB
RRBBBRBRRRRRBBRB
BRRBBRRRRBBBRRBRBBR
IMPOSSIBLE
BRBBRRRRR
IMPOSSIBLE
IMPOSSIBLE
BBRRBBRRRR
RRRBRBRBBBRRRR
RRRRBBB
BBRRBRBRBRRR...

result:

ok ok (1000 test cases)

Test #25:

score: 0
Accepted
time: 51ms
memory: 4076kb

input:

1000
7 15
3 6
6 4
7 2
4 1
6 1
5 4
3 4
2 1
6 7
3 2
3 1
3 7
2 6
2 5
7 1
7 18
4 7
6 2
1 4
6 4
7 5
6 1
3 2
3 1
3 4
5 2
2 1
4 5
5 1
1 7
6 7
2 7
4 2
3 7
7 15
7 2
7 4
6 3
2 5
3 4
6 2
5 3
7 6
6 4
1 3
1 7
1 6
3 2
4 1
4 5
7 16
6 1
4 6
2 5
1 4
6 3
3 1
1 7
5 4
5 3
7 6
5 6
4 7
5 7
2 6
1 2
2 4
7 11
5 2
1 5
6 2
7 ...

output:

BRBBBBRRRRRBBRR
RBBRBRRRBRRRBBBRBR
RBBBRRRRRRBBBRR
BRRRRBRBBBRRBBRR
RBBRRBBBRRR
BBRBRBRRRRBBRBBRRRRB
RRBBRRBBRBRRRRBB
RBRRBBRBBRBBRRRRRRR
BRRBRRRBRBRRBBBR
IMPOSSIBLE
RBRBBRBB
BRBRBRRBRRRRBBRRRBB
RRRRBRRRBRBBBBRRBR
IMPOSSIBLE
RRBRRRBRBBR
RRRRRRBBBBB
RBRBBRRRBBRR
RRBRBBRBBRRBBRBRRRRBR
BBRRRRBBRRRRBB
B...

result:

ok ok (1000 test cases)

Test #26:

score: 0
Accepted
time: 54ms
memory: 4124kb

input:

1000
8 12
1 6
7 2
7 8
5 2
8 4
8 1
8 5
2 6
1 5
3 6
4 7
8 3
8 28
2 3
5 4
8 4
8 2
4 6
1 2
6 5
2 6
5 8
7 1
1 6
2 5
3 1
7 2
4 3
3 6
8 7
4 2
5 7
8 1
5 1
3 8
7 3
4 1
7 6
5 3
6 8
4 7
8 24
1 2
5 2
1 8
7 4
2 4
4 6
8 5
8 6
2 7
8 4
2 6
1 5
6 5
3 8
4 5
3 4
5 7
1 4
2 3
6 1
8 7
5 3
3 7
8 2
8 28
7 2
7 1
7 5
3 6
3 7...

output:

BBRBBRRRRRRB
RBRBBRRRRBRBRRRBBRRRBBRBBBRR
RBBBRRRBRRRRBRBRRRBBBBRB
RBRRBBBRBBBRRBRRRRBRBRBRRBRR
BBBBRRRB
RRRRBRBBBRRRRBRBRBBR
BRRRRBBRRBBRBRRBBBRBBBRR
BRBRRRRRBRB
RRBRRBBRRBR
RRBRRBBRRBRBBRRB
BBRBRRBRRRRBRRBBRBBBR
RRBBRRRBBBRRRBRBBBRRR
BBBRBRRRR
BRRRBRRRRB
BBRRBRRBRRRBRRBBRB
BRBBBRRBRRBRRRRRBBR
BBRR...

result:

ok ok (1000 test cases)

Test #27:

score: 0
Accepted
time: 53ms
memory: 4020kb

input:

1000
8 27
8 3
6 2
7 3
5 4
2 7
3 6
1 4
5 6
6 1
4 3
3 2
1 5
3 5
8 2
1 7
5 7
7 6
8 6
4 7
4 2
4 8
5 8
8 7
4 6
1 3
1 2
1 8
8 13
4 1
7 1
6 2
6 3
3 5
2 1
1 8
6 5
6 8
2 8
2 3
7 8
1 6
8 26
6 8
2 7
8 2
1 2
7 3
7 4
4 1
2 5
1 3
3 5
6 5
8 1
1 7
6 4
5 4
8 3
5 8
6 2
6 3
6 1
4 3
7 5
8 7
4 2
4 8
6 7
8 10
8 4
6 4
8 2...

output:

BRRRBBBBRRRBRRBRRBBBRBBRRRR
BBRRRRRBBRBRB
BBRRRRRBBRRRBBBBRRBRRBBRBR
RRBRBBRRRR
RRRRRBBBRRRBBBBRBRRBB
IMPOSSIBLE
RBBBRBRBRRRRBRRBR
BBRBRRBBRRBRBRRRRRBBB
RBBRRRBR
RRBBRRRRBBBBRRRBBRBBBBBRR
BRBRRRBRRBRBRBRBRRBRRBRBB
BRRRRBRBRBRRRBBR
RRBRRBRBRBBRRBBB
BBRRRRBRRBBBRRRRBBRBRBBRB
RRRBBRBBRR
BRBRRRRRRBBRRBB...

result:

ok ok (1000 test cases)

Test #28:

score: 0
Accepted
time: 59ms
memory: 4056kb

input:

1000
9 19
6 9
7 3
8 1
9 2
5 6
7 6
3 4
4 2
6 2
7 2
3 5
5 8
5 2
4 9
9 5
2 1
4 8
8 9
3 9
9 34
9 8
3 7
9 2
5 1
7 9
4 5
1 6
6 4
1 9
4 9
6 7
6 3
9 3
8 3
4 3
8 7
8 4
2 5
5 3
7 5
8 1
6 5
9 5
4 2
4 7
1 7
2 6
8 5
3 1
9 6
2 7
1 2
3 2
6 8
9 30
8 4
6 3
2 5
2 9
6 4
6 7
7 2
7 3
2 8
1 4
4 7
4 2
9 3
8 5
7 1
7 9
2 3
...

output:

RRBRRBBRBBRBBRBRRRB
RRRBBRRBBBRBRBBBRBRBBRBRRRBRRRRRRB
RRRBBBRBBBRBRBRBRRRRBBRRBRBBRR
RBBRRRRRRBBBRBRBRRBBRBBRBRRR
RRRBRRBRRBBRRBBBRBBBRRBRBRRB
RBRRRBRBRRRRRBRBBBBBRRRBRRRBBRRBB
BRBBBRRRBRBRRBRRBRBBBRRRRBBBRBRRRRB
BBRRBRRRBBRBRRRRRRBBBBBRRBBR
IMPOSSIBLE
RBBBRBRRRBBRBBBRRRRBRBR
RRBRBBRRRBRBRRRR
BRBRR...

result:

ok ok (1000 test cases)

Test #29:

score: 0
Accepted
time: 45ms
memory: 3992kb

input:

1000
9 17
8 3
9 7
3 5
2 8
9 5
2 5
1 9
8 7
1 7
4 7
3 2
2 1
3 9
8 5
6 8
8 4
9 4
9 36
4 3
9 1
8 2
3 2
7 4
2 7
3 6
9 5
7 5
6 7
6 8
4 1
5 3
2 1
1 5
2 6
4 6
2 5
8 3
7 3
1 8
4 9
1 6
3 1
7 1
9 8
8 7
8 5
4 8
6 9
5 6
4 2
5 4
3 9
2 9
7 9
9 27
6 1
6 3
1 5
7 1
7 2
3 7
2 5
5 9
4 2
7 5
7 6
3 1
7 9
4 8
1 4
4 3
8 1
...

output:

BRRRBRRRRBBBRBBRR
BBBRRRRRBBRRBRBBBRRBBRRRBBRRBBRRBRBR
BRBRBBRBRRBRRBRRBRRRBBBRBRR
IMPOSSIBLE
RRBBRRRRBBRBRRB
BRBBRBRRBBRRBBRRRRRBBBRRBRR
BBRBRBBRBRBRBRRRRR
RRBBRBRBRBBBRRRRBBRBRBRRRBRRRBBRBBB
BBRRRBBRBBR
RBRBRRBRRBBRBR
BRRBRBBRRBRBRRBBRBRRRRRRRBRBBBRB
RBRBRRBRRRBB
RBBRRRRRRBBRRBBBBRBBRBBR
BRRRRRBBR...

result:

ok ok (1000 test cases)

Test #30:

score: 0
Accepted
time: 68ms
memory: 4136kb

input:

1000
10 40
7 10
6 3
1 8
5 1
5 4
9 7
1 10
10 8
9 4
3 10
2 7
7 8
4 10
2 10
6 10
3 4
1 7
5 8
5 7
1 6
7 3
2 3
3 8
9 8
6 2
3 5
7 4
1 2
2 8
9 1
2 9
5 10
6 8
10 9
3 9
6 7
4 6
2 5
6 9
6 5
10 33
9 3
6 3
2 6
3 4
8 9
10 5
7 5
10 1
8 5
7 6
3 10
3 5
9 6
5 9
9 7
3 7
10 2
9 1
4 5
4 10
3 2
4 9
4 8
3 8
2 5
4 7
8 2
8...

output:

BBBRRRBRBBBRBRRRRBBRRRBRBRBRBBRRRRBBRRBB
RBBRBRBBRRBRRBBRRRBBBBRRRBBBBBRRR
RRBBBRBBBRRRRRBBRRBBRBRRRBRBRRBR
RRBBRBBRRRRRBBRBBRBRBRRBBBRBBBRRR
RBBBRRBRBRRBRBRBRRBRRRBBBRBRBR
RRBRBRBRRBRRBBBBRBRRRBRRBRRBBB
RBBBRRRBRRRRB
RBRBBRBBBBBRRRRBRBRRRBBBRRRBRBRBRRRBBRRBR
BRBRBRRRBRRBRBRRBBB
BRRRBBBRRBRRBBBBRRBB...

result:

ok ok (1000 test cases)

Test #31:

score: 0
Accepted
time: 58ms
memory: 4052kb

input:

1000
10 24
2 7
3 9
5 2
5 1
6 4
6 5
6 10
7 9
5 7
8 1
4 7
10 8
3 7
10 7
9 1
5 9
9 2
2 4
10 1
8 2
8 6
2 1
9 4
5 4
10 42
2 1
3 8
7 3
4 6
7 1
2 5
7 5
4 1
10 9
2 10
2 3
3 5
6 7
1 9
8 5
7 8
10 5
1 8
1 6
10 3
6 8
8 9
1 5
3 1
2 4
4 7
9 7
4 10
5 4
10 6
10 1
2 9
8 10
7 10
3 9
7 2
6 3
9 5
3 4
2 6
9 6
4 8
10 21
...

output:

RRRRRBBRRBBRBBBRBRRBRRBB
RBRRBBRBBRRBBRRRBBRRBRRRRBBRBBBBBRBRRRBBRR
RBBRRRRBRBBRRRBBBBRRB
RBRRBRBBBRBRRBRBBRBRRRBBBRRBRBRBRRBRBBBR
RRBRBRBRRBBRRBRBRRBBRBBBBRRRR
RRBRBRRBBBRRBRBBRBRRR
RRBRRBBBRBBBBRRRBRBBRRRRRRBBBBBRRRRRBBBBBBR
RBRRRBRBBRRRBBRBRR
RBBRBRRRRBBRBRR
BRRBRBBBBRRBBBRRRRRRRRBRBBRBRBBRB
RBBR...

result:

ok ok (1000 test cases)

Test #32:

score: 0
Accepted
time: 71ms
memory: 4056kb

input:

1000
11 50
5 1
1 10
5 7
11 1
7 8
5 2
5 11
10 9
2 4
10 7
3 1
3 11
3 6
2 10
9 4
9 5
10 3
8 4
11 4
7 11
10 8
5 10
9 7
6 5
4 7
9 3
9 2
10 11
9 6
7 1
2 8
2 11
11 8
3 5
1 9
6 1
4 5
4 3
4 1
10 4
9 8
6 7
8 3
6 2
2 3
2 1
3 7
6 8
6 10
2 7
11 32
3 2
5 8
5 3
3 8
3 11
1 3
11 8
5 7
7 9
10 1
10 11
7 10
9 2
6 9
10 ...

output:

BBRRBRBRBRRBRBBRRRRRBBBBBBRRBBRBBRRRRRBBRRRBRRBBRR
RRRBBRRBRBRBBBRRRBRRBBRBRBRBRRBB
RBRBBRRRBRBBBRBBRRBRRBRBRBBRRRRBBRRR
RBBRRBBRRBRRRBRBRBRBRRBBRRRBRBRBBRRRRBBRBBB
BRBRBRBBRRBBBBBRRRRBBRBRRRRBRBBRRRRRBBBBR
BRRBRRBBRBRBBBRBBRRRRBRBRBRRRBRBBBRRRR
RBBRBRRRBRRRRRBBRRBRRBRBRBBRBBBRBRRBRBBBRBBBRBBBR
IMPO...

result:

ok ok (1000 test cases)

Test #33:

score: 0
Accepted
time: 67ms
memory: 4020kb

input:

1000
11 29
3 5
10 9
11 5
8 9
5 1
4 11
4 10
7 11
3 2
11 6
4 7
6 3
8 2
1 10
7 9
6 1
9 3
11 8
7 2
4 2
2 10
1 8
4 9
4 3
6 5
1 7
1 4
10 8
1 2
11 39
7 1
7 11
8 4
5 9
10 9
3 10
7 10
3 11
9 1
5 1
5 2
1 3
8 7
6 11
5 11
6 3
11 1
9 8
4 2
11 8
11 9
4 7
2 7
10 5
2 3
5 7
4 5
6 5
3 7
10 4
6 1
8 10
5 8
3 4
7 9
1 8
...

output:

RRBBBRBRBBBRRRBBBRRRBBRBRBRRR
BRRRBRBBRBRRRRBRRBBBBRBRRRBBBBRRRRRBBRR
RRBBBRBRRBRRBRRRBRBBBBRRBBRRBRRBRRRBBBRBRBBBR
RBRRRRBRRBBBRBRBBRBRBBBRBRRRBRRRBBBRBR
RRRRBRBRRBRBRBBRR
RBRBRRRBRRBBBRRBBRBRBR
RBBBRRBBRRBBBRBRBRBRBRRRRRBBBBBRBRBRBRRRBRRBRRBRB
RBRBBBBRRBRRBRBRRRRRB
BBRRRBBRRBRRBBBRRBBRBRBRRRBBRBRR...

result:

ok ok (1000 test cases)

Test #34:

score: 0
Accepted
time: 73ms
memory: 4136kb

input:

1000
12 25
6 9
3 1
6 10
11 6
12 1
7 8
11 12
6 5
4 1
5 4
7 5
6 7
8 1
6 2
12 4
10 11
9 12
2 9
8 4
7 3
6 1
6 8
7 2
11 3
5 12
12 25
8 5
1 8
2 12
5 1
7 5
8 4
1 11
6 7
7 4
4 1
12 10
8 11
12 6
8 2
6 10
10 9
6 2
7 10
4 3
9 6
10 2
5 2
11 12
1 7
9 5
12 24
6 8
7 8
12 10
4 10
12 5
8 12
3 1
1 11
12 3
4 5
1 5
11 ...

output:

BBBBBBBRRBRBRRRRRBRRRRBRB
RBBBBRRRRRRBRRBBBRBRRRBRB
RBRBBBRBRRBRRBBRRRBBBRRR
RBBBBRBRBRRBBRRRBBRRBRRRBRRBBRRRBRBBRBRRBBRRRBBRRBBBBBRBR
RBBBRBBRRBRRRBRRRBBRRRRBRBRRBBRBRBBRBBBRRRBRRBRBRB
RRBRBBRRRBRRBBBBBRRRBBRRRBRBBBBRBRRBR
RRBRBRRRBBBRBRRRRRRBBBBRRBBRRRRRBB
BRBBBRBRRRBBRBBBRRRBRRBRRBRRRBBRBR
BRBBRR...

result:

ok ok (1000 test cases)

Test #35:

score: 0
Accepted
time: 70ms
memory: 4144kb

input:

1000
12 52
7 9
4 7
2 8
10 11
4 2
1 4
9 1
10 5
1 10
9 2
3 11
8 6
5 7
3 7
6 1
5 9
10 9
2 7
5 4
3 4
2 10
12 6
5 1
2 3
12 11
5 6
3 10
3 1
4 11
7 1
6 2
9 12
3 6
12 2
5 11
12 7
1 8
1 2
11 7
12 8
6 9
3 9
8 5
1 12
3 5
6 10
6 4
3 12
10 8
8 9
6 11
12 5
12 49
12 1
5 2
8 6
11 6
7 9
6 4
11 5
12 2
7 3
5 1
12 9
4 ...

output:

BRBRRBRRBRBRBRBBBBBBBBRRBRRRRRRRBRBBBRRRBRRRBRBRBRRR
BBRBBRRRRBRRBBRBBBBBRRRBBBRBRRRRRBBRBBBRBRBRRRRBR
RRBRBRRRRBRBBBRRBRBBBBRBBBBRRRBRBRRRRBRRRBBRB
BBRBRRBBRBRBRRRBBBRRRRRBRRRBBBBRRBBRBR
BRBBRBBRBRRRBRBBRRRBRRRBRRRR
RRRBRBBRRBBBRBBBRBRRRRBRBRRBBRBBRRRRBBBBBRBRBRRRRRRBBRBRBR
BBRRRRRBRRRRRRBR
RRBBRBB...

result:

ok ok (1000 test cases)

Test #36:

score: 0
Accepted
time: 86ms
memory: 4140kb

input:

1000
13 28
8 2
11 13
9 11
1 8
7 8
5 8
2 13
13 9
11 3
11 7
4 5
4 7
10 12
8 13
7 13
6 3
3 5
6 12
7 2
4 13
7 3
8 12
10 2
6 9
4 11
10 11
1 5
3 13
13 19
12 11
7 8
4 5
6 9
10 13
8 2
10 6
7 13
10 3
2 4
4 13
7 2
5 3
5 1
3 7
12 5
8 5
12 8
9 8
13 40
7 13
13 4
12 11
8 9
3 6
12 6
5 12
9 11
2 12
8 1
3 4
6 1
13 1...

output:

RRBRBRBRBRBRBBBRRBBRRRRBBRRR
RRRRBRBRRBRRBBBBRRB
BRRRRBRBBBBBBRRRBBRBRBRRRBRBRRRRBBBRBRBR
BBBRRBBRBRRRRRBBRBBBRRRBRBRBRRRBRBRRRRRBBB
RRBRRBRRBRBBRBRBBRBBBBBRRBBRRRRRBRBBRBBRRBRRBRRRBRRBBRRRRBBRRBBBRRBBRRRB
RBRBBRRRRBBBBRBRBRRRBRRBBRRBRBBRRBRBBRBRRRRRBBBBRBBRRBRRRRBRRBBBBR
RRRBBBRRRBBBRBRRRRRBBBBRRRB...

result:

ok ok (1000 test cases)

Test #37:

score: 0
Accepted
time: 68ms
memory: 4052kb

input:

1000
13 70
8 2
8 12
13 1
2 10
13 2
7 3
5 4
8 7
7 9
10 4
11 6
1 12
12 13
1 5
1 9
12 9
3 2
12 2
6 13
13 11
12 3
1 11
8 6
8 4
7 13
7 6
10 11
9 11
11 7
5 9
11 2
8 13
8 5
8 1
9 6
2 9
2 6
8 11
9 13
11 5
12 11
13 3
7 5
13 10
6 10
4 11
8 10
7 2
6 4
3 9
3 5
4 9
6 3
5 13
4 2
10 7
10 9
4 12
8 9
2 1
7 1
3 8
3 1...

output:

BRBBRBBRRRRBRRRBRRRBBBBBBBRBRRBRBRBRBRBBBRRBRRBBRRBBBRRBRRBRBRBRRRRBBB
BRRRRBBRBBRRRRBRRBBBBBRBBRRRRBRRRRBBBRBRRBBBRRRBRBBRBBRRBRRBBRBBBB
RBRBRRBRRBRBRBBRBBRBRBRBRRRRBBBRBRBRB
IMPOSSIBLE
BRRRBBBBBRBRRBRRBRBRRRBBRRBBRBRBRRRRRBRRBBRBBRRBBRBBBRRRBRBRRRRBBBB
RRRBRBRRRRBBRBBBBBBRRBRRBBBRR
BBRRRBBRRBRBRRB...

result:

ok ok (1000 test cases)

Test #38:

score: 0
Accepted
time: 77ms
memory: 3996kb

input:

1000
14 89
8 6
14 12
3 2
14 7
14 4
11 10
5 14
9 13
3 9
12 2
2 8
1 11
11 5
3 1
14 1
8 5
4 9
12 11
13 2
10 6
12 10
11 13
8 3
11 2
9 11
8 13
7 1
4 1
7 2
4 6
5 4
11 14
7 13
8 12
1 10
5 2
6 7
4 11
10 5
9 12
1 13
13 10
7 4
12 13
6 13
9 5
3 12
10 2
6 2
7 5
10 7
13 5
8 9
14 8
10 4
14 9
6 9
2 9
3 4
4 13
9 1
...

output:

RBRRBRBBBRBBRRRBRBRBRBRBRRBRBBRRRBBRRBRRBBBRRBBBRBRBBBBRBBRBRBRRBRRRRBRBBRRBRRBRRRRBBRBBB
RRRBBBRRBBRRRBRBRBBRBBRRB
RBRBRBRRRBBBRRBBBRRRBBBRBBRRRBBRRRRBRBRBRRBBBBRRRB
RRBBBRRRRBBBBBRBBBRRRRRRRRBRBBBRRRBBBRRRBBBBBBRRRR
RRRRBBRBBRRRRRRBBRRBBRBBBBRRBRRBRBBRBBBRRBR
BRBRRBBRBBRBRBRRRRBBBRRRBRBBBRBRRRRBBR...

result:

ok ok (1000 test cases)

Test #39:

score: 0
Accepted
time: 67ms
memory: 4104kb

input:

1000
14 31
7 10
12 6
9 1
14 4
7 2
7 12
14 11
6 7
10 6
14 13
10 1
7 1
7 9
11 8
13 4
14 7
13 5
9 10
6 2
2 13
4 8
6 13
4 7
7 13
11 13
12 10
12 8
9 5
13 8
11 3
9 11
14 39
10 4
13 9
7 5
10 6
14 2
1 10
12 7
3 7
10 11
6 12
1 12
4 9
11 13
12 3
3 10
10 8
7 14
11 12
13 3
1 5
2 6
12 4
9 12
5 12
11 14
1 13
8 14...

output:

RBRBBRBBRRBRRRRRBBRBBBRBRRBRBBB
RRRBRBBRRRRBBBBRRRRRBRBBBBBBRRRBRBBBRBR
BBRRRBRRRRRBBBBRBRRRBR
RBBBRBRRBRBBRBBRRRBRBBBBBRBBBRBRRRBRRRRRRRBRRRRBBBRBRBRRBRBBRRBRBBBRBRBBRBRRR
BBBRBRRBRRRBRRBBBBRRBRBBRRRRBBBRRRRRBBRBBBRRBRBRRRRBBRBBBRBRB
BBRBRRRBBRBBRBBRBBBBBRRRRRBRBRRRRRBRRBRBRBBR
RRRRBBBBBRBBRRBRRRRB...

result:

ok ok (1000 test cases)

Test #40:

score: 0
Accepted
time: 86ms
memory: 4000kb

input:

1000
15 52
8 6
15 14
2 5
11 3
4 2
1 13
14 8
8 4
6 5
5 8
13 3
10 8
6 14
10 12
8 9
7 2
9 5
1 2
12 5
12 4
2 3
5 11
9 15
6 15
9 14
7 5
13 11
5 3
10 1
9 4
7 8
3 15
15 7
9 1
10 14
7 10
9 11
15 8
13 4
9 3
15 12
8 3
5 13
15 1
3 6
13 15
8 2
15 4
2 13
13 9
4 14
5 1
15 56
3 7
8 5
6 1
11 12
14 5
13 5
4 6
8 2
15...

output:

RRRBRBBBBBRRBBRBBRRBRRBRRRRRRRRBBBBBBRBBRBBBRRBBRRRR
RRBBBBRBRRRBBBBRRRBRRRRBRBRRBBBRBBRBRRBBRRRBRRRRBBBBBBRR
BBBRRRRBBBRRBBRRBBRRRRBRBBBBRBRRBBBRBBRBRBBRRBBRRRBBRBRRBRRBRBRRBRRRRRBRRBBRRRBBRRRBBBBBRRR
RRRRRRRRRBRBBRBBRBRB
BRRRRBBRBBRRBRRBRRRBBBRBBRBBRRBRBRRRRRBBRRRBRB
BRBRBBBRBRRRBRRBRRBRRRBRB
RRBR...

result:

ok ok (1000 test cases)

Test #41:

score: -100
Wrong Answer
time: 95ms
memory: 4092kb

input:

1000
15 14
8 14
7 2
5 2
3 12
11 9
14 2
11 2
5 13
15 6
1 11
9 4
5 10
11 15
14 12
15 37
5 13
9 5
7 11
5 10
13 10
10 8
8 5
8 9
5 3
1 6
4 3
10 11
11 1
13 3
1 3
12 7
10 2
1 12
7 3
8 13
14 5
13 11
8 3
15 4
2 13
15 14
1 14
13 14
3 15
7 8
4 9
12 6
2 9
2 6
6 9
5 7
2 7
15 31
15 5
2 5
5 3
6 14
4 9
7 3
10 9
8 4...

output:

IMPOSSIBLE
BRRBRRRBRRRBBBBBBRBBBRRBRRRBBBRRBBRBR
RBBRRRBBBRBRBRBRRRRBRBRRBRBRRBB
RRBBRRBRRRRBBRBBBRBRBBBRRRBRBR
BBRBBBRRRBBRRRB
RRRRBBRBBBBBBRBRBRRRBRBRBRBRRBRRBBRRBRRBBBBRBRBRRRRRBRRBRBRBBRRBBR
RRBBRRBBBBBBRRRBBBRRBBRBRRRRBRBBBRBRRRBBBRBRRRBRBRBBBRBRRBRBRBRRRRRBBRRRRRBBBRBRBRBBRBRBBBBRR
BBBRRRBRBBR...

result:

wrong answer jury has answer but participant doesn't (test case 356)