QOJ.ac

QOJ

IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#569728#5545. Contingency PlanDennisTranWA 1ms5948kbC++202.9kb2024-09-17 09:36:152024-09-17 09:36:16

Details

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Test #1:

score: 0
Wrong Answer
time: 1ms
memory: 5948kb

input:

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

output:

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

result:

wrong answer u and v already exists