QOJ.ac

QOJ

IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#158041#5545. Contingency Planntu_vjudge_2WA 1ms3540kbC++172.1kb2023-09-02 16:09:102023-09-02 16:09:13

Details

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Test #1:

score: 0
Wrong Answer
time: 1ms
memory: 3540kb

input:

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

output:

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

result:

wrong answer u and v already exists