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IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#324287#8239. Mysterious Treeucup-team1414#TL 1ms3704kbC++203.0kb2024-02-10 17:37:282024-02-10 17:37:37

Details

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Test #1:

score: 100
Accepted
time: 1ms
memory: 3704kb

input:

2
4
1
1
4
0
1
1
1

output:

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

result:

ok Correct (2 test cases)

Test #2:

score: -100
Time Limit Exceeded

input:

87
13
0
0
0
0
0
1
1
1
15
0
0
0
0
0
0
1
0
1
1
7
0
0
0
1
0
1
1
15
0
0
0
1
1
0
0
0
19
0
0
0
0
0
1
0
0
0
0
1
1
20
0
0
0
0
0
0
0
0
0
0
7
0
0
1
1
1
20
0
0
0
0
0
0
0
1
0
0
1
1
17
0
0
0
0
0
0
0
0
0
11
1
1
0
0
0
1
14
0
0
0
0
0
0
0
13
0
0
0
0
0
0
0
18
0
0
0
0
0
1
0
0
0
0
1
1
14
0
1
0
0
0
0
0
0
1
1
20
0
0
0
0
...

output:

? 1 2
? 3 4
? 5 6
? 7 8
? 9 10
? 11 12
? 12 13
? 1 12
! 2
? 1 2
? 3 4
? 5 6
? 7 8
? 9 10
? 11 12
? 13 14
? 14 15
? 1 13
? 2 13
! 2
? 1 2
? 3 4
? 5 6
? 6 7
? 1 6
? 1 7
? 2 7
! 2
? 1 2
? 3 4
? 5 6
? 7 8
? 9 10
? 11 12
? 13 14
? 14 15
! 1
? 1 2
? 3 4
? 5 6
? 7 8
? 9 10
? 11 12
? 13 14
? 15 16
? 17 18
?...

result: