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QOJ

IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#674645#8939. PermutationHuangHanShengTL 0ms0kbC++201.5kb2024-10-25 17:04:272024-10-25 17:04:27

Details

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Test #1:

score: 0
Time Limit Exceeded

input:

3
5
3
3
3

output:

? 1 5
? 1 4
? 3 4

result: