QOJ.ac

QOJ

IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#177413#5545. Contingency PlanderekyehWA 1ms3476kbC++171.5kb2023-09-12 22:39:002023-09-12 22:39:02

Details

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Test #1:

score: 0
Wrong Answer
time: 1ms
memory: 3476kb

input:

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

output:

1 6
7 6
2 6
2 6
1 6
2 3

result:

wrong answer u and v already exists