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QOJ

IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#383279#8239. Mysterious TreeCx330qwq#WA 1ms3676kbC++17981b2024-04-09 09:13:002024-04-09 09:13:01

Details

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Test #1:

score: 100
Accepted
time: 1ms
memory: 3580kb

input:

2
4
1
0
1
0
4
0
1
1
1

output:

? 1 2 
? 1 3 
? 2 3 
? 2 4 
! 1
? 1 2 
? 3 4 
? 3 1 
? 3 2 
! 2

result:

ok Correct (2 test cases)

Test #2:

score: -100
Wrong Answer
time: 0ms
memory: 3676kb

input:

87
13
0
0
0
0
0
1
0
1
1
15
0
0
0
0
0
0
1
1
1
7
0
0
0

output:

? 1 2 
? 3 4 
? 5 6 
? 7 8 
? 9 10 
? 11 12 
? 11 1 
? 12 1 
? 12 2 
! 2
? 1 2 
? 3 4 
? 5 6 
? 7 8 
? 9 10 
? 11 12 
? 13 14 
? 13 1 
? 13 2 
! 2
? 1 2 
? 3 4 
? 5 6 
! 1

result:

wrong answer Wrong prediction (test case 3)