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QOJ

IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#153010#4218. Hidden GraphhyforcesRE 0ms0kbC++201.4kb2023-08-29 08:39:132023-08-29 08:39:14

Details

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Test #1:

score: 0
Dangerous Syscalls

input:

3
1 2
1 2
1 2
1 2
1 2
1 2
1 2
1 2
1 2
1 2
1 2
1 2
1 2
1 2
1 2
1 2

output:

? 2 1 2 
? 2 1 2 
? 2 1 2 
? 2 1 2 
? 2 1 2 
? 2 1 2 
? 2 1 2 
? 2 1 2 
? 2 1 2 
? 2 1 2 
? 2 1 2 
? 2 1 2 
? 2 1 2 
? 2 1 2 
? 2 1 2 
? 2 1 2 
? 2 1 2 

result: