QOJ.ac

QOJ

IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#698165#5545. Contingency PlanHuangHanShengWA 0ms3784kbC++173.5kb2024-11-01 17:54:182024-11-01 17:54:19

Details

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Test #1:

score: 100
Accepted
time: 0ms
memory: 3668kb

input:

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

output:

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

result:

ok AC

Test #2:

score: 0
Accepted
time: 0ms
memory: 3628kb

input:

3
1 2
2 3

output:

-1

result:

ok AC

Test #3:

score: 0
Accepted
time: 0ms
memory: 3784kb

input:

2
2 1

output:

-1

result:

ok AC

Test #4:

score: -100
Wrong Answer
time: 0ms
memory: 3484kb

input:

5
2 1
2 3
2 4
4 5

output:


result:

wrong output format Unexpected end of file - int32 expected