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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
#307368#8128. Alternating Pathsucup-team003#WA 42ms4244kbC++174.8kb2024-01-18 14:42:292024-01-18 14:42:30

详细

Test #1:

score: 100
Accepted
time: 1ms
memory: 4104kb

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: 4128kb

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: 4180kb

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: 4196kb

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: 4184kb

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: 4100kb

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: 4068kb

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: 4200kb

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: 4108kb

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: 4064kb

input:

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

output:

BRRRRB

result:

ok ok (1 test case)

Test #11:

score: 0
Accepted
time: 1ms
memory: 4048kb

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: 4200kb

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: 4188kb

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: 4192kb

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: 4072kb

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: 7ms
memory: 4188kb

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: 7ms
memory: 4116kb

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: 22ms
memory: 4108kb

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
RBRR
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: 24ms
memory: 4240kb

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
RRRB
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: 32ms
memory: 4108kb

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
BRRBRR
RBBRR
RRRBRBBBRR
BRBRB
RBRRRRBRB
RRRRBR
RRRRRB
RRRBBRBBRR
IMPOSSIBLE
RBRRBRR
RBRRBB
RRBBRBRRRB
RBRRRBRRB
IMPOSSIBLE
RRBBRBRRBR
RRBRRBRR
RRRRBBRBBR
IMPOSSIBLE
RBRRBRRRBB
RRBRBRRBR
BRRBRRRBR
BRRRR...

result:

ok ok (1000 test cases)

Test #21:

score: 0
Accepted
time: 35ms
memory: 4244kb

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: -100
Wrong Answer
time: 42ms
memory: 4200kb

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
BRRBRB
RRBRRRBRB
RRBRRBRRB
IMPOSSIBLE
RBRRBRRBBRRBB
IMPOSSIBLE
RRBRRBR
IMPOSSIBLE
I...

result:

wrong answer no path between vertices 1 and 2 (test case 19)