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#324704#8239. Mysterious Treeucup-team3089#AC ✓6ms3672kbC++141.5kb2024-02-10 23:14:282024-02-10 23:14:29

Details

Tip: Click on the bar to expand more detailed information

Test #1:

score: 100
Accepted
time: 1ms
memory: 3536kb

input:

2
4
1
1
4
0
1
1
1

output:

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

result:

ok Correct (2 test cases)

Test #2:

score: 0
Accepted
time: 0ms
memory: 3588kb

input:

87
13
0
0
0
0
0
1
0
0
1
1
15
0
0
0
0
0
0
1
0
1
1
7
0
0
0
1
1
1
15
0
0
0
1
1
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
0
0
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
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
1
0
1
11...

output:

? 1 2
? 3 4
? 5 6
? 7 8
? 9 10
? 11 12
? 13 1
? 11 13
? 12 13
? 12 1
! 2
? 1 2
? 3 4
? 5 6
? 7 8
? 9 10
? 11 12
? 13 14
? 15 1
? 13 15
? 13 1
! 2
? 1 2
? 3 4
? 5 6
? 7 1
? 7 2
? 7 3
! 2
? 1 2
? 3 4
? 5 6
? 7 8
? 9 10
! 1
? 1 2
? 3 4
? 5 6
? 7 8
? 9 10
? 11 12
? 13 14
? 15 16
? 17 18
? 19 1
? 11 13
?...

result:

ok Correct (87 test cases)

Test #3:

score: 0
Accepted
time: 6ms
memory: 3516kb

input:

135
9
1
0
1
6
0
0
0
11
0
0
0
0
1
0
0
1
0
4
1
1
10
0
0
0
0
1
1
1
9
0
0
0
1
0
1
1
9
0
0
1
0
0
0
1
1
6
0
0
0
9
0
0
0
1
0
1
1
11
0
0
0
0
1
1
0
0
4
0
0
4
1
0
1
1
8
0
0
0
0
5
0
0
0
7
1
0
0
0
1
0
11
0
0
0
0
1
0
0
1
1
4
1
0
1
1
6
1
0
0
1
1
9
0
0
1
0
0
1
1
4
1
0
0
1
1
8
1
0
1
9
0
0
1
0
0
0
1
1
7
0
0
1
0
0
0
...

output:

? 1 2
? 3 4
? 5 6
! 1
? 1 2
? 3 4
? 5 6
! 1
? 1 2
? 3 4
? 5 6
? 7 8
? 9 10
? 11 1
? 9 11
? 10 11
? 10 1
! 1
? 1 2
? 3 4
! 1
? 1 2
? 3 4
? 5 6
? 7 8
? 9 10
? 9 1
? 9 2
! 2
? 1 2
? 3 4
? 5 6
? 7 8
? 9 1
? 7 9
? 7 1
! 2
? 1 2
? 3 4
? 5 6
? 7 8
? 9 1
? 5 7
? 6 7
? 6 8
! 2
? 1 2
? 3 4
? 5 6
! 1
? 1 2
? 3...

result:

ok Correct (135 test cases)

Test #4:

score: 0
Accepted
time: 0ms
memory: 3576kb

input:

136
8
0
0
0
1
0
1
1
5
1
0
0
0
1
1
11
0
0
1
0
0
0
0
1
0
10
1
0
0
0
0
0
0
6
0
0
0
9
0
0
1
0
0
0
1
1
7
0
1
0
0
1
1
10
0
0
1
0
0
0
1
1
7
0
0
1
0
1
1
9
0
0
1
0
0
1
1
5
0
0
1
1
1
7
0
0
0
1
0
0
10
0
0
1
0
0
0
1
1
6
0
1
1
6
0
0
1
0
1
0
6
0
1
0
0
1
1
10
0
1
0
0
0
1
1
9
0
0
1
0
0
1
1
5
0
1
0
1
1
6
0
0
1
1
1
4...

output:

? 1 2
? 3 4
? 5 6
? 7 8
? 7 1
? 8 1
? 8 2
! 2
? 1 2
? 3 4
? 5 1
? 1 3
? 2 3
? 2 4
! 2
? 1 2
? 3 4
? 5 6
? 7 8
? 9 10
? 11 1
? 5 7
? 6 7
? 6 8
! 1
? 1 2
? 3 4
? 5 6
? 7 8
? 9 10
? 1 3
? 2 3
! 1
? 1 2
? 3 4
? 5 6
! 1
? 1 2
? 3 4
? 5 6
? 7 8
? 9 1
? 5 7
? 6 7
? 6 8
! 2
? 1 2
? 3 4
? 5 6
? 7 1
? 3 5
? 3...

result:

ok Correct (136 test cases)

Test #5:

score: 0
Accepted
time: 3ms
memory: 3600kb

input:

5
100
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
758
0
0
0
0
0
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1
0
0
0
0
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0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
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0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
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0
0
0
0
0
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0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
...

output:

? 1 2
? 3 4
? 5 6
? 7 8
? 9 10
? 11 12
? 13 14
? 15 16
? 17 18
? 19 20
? 21 22
? 23 24
? 25 26
? 27 28
? 29 30
? 31 32
? 33 34
? 35 36
? 37 38
? 39 40
? 41 42
? 43 44
? 45 46
? 47 48
? 49 50
? 51 52
? 53 54
? 55 56
? 57 58
? 59 60
? 61 62
? 63 64
? 65 66
? 67 68
? 69 70
? 71 72
? 73 74
? 75 76
? 77 ...

result:

ok Correct (5 test cases)

Test #6:

score: 0
Accepted
time: 2ms
memory: 3516kb

input:

7
147
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
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0
0
0
0
0
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0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
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0
0
0
0
801
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
...

output:

? 1 2
? 3 4
? 5 6
? 7 8
? 9 10
? 11 12
? 13 14
? 15 16
? 17 18
? 19 20
? 21 22
? 23 24
? 25 26
? 27 28
? 29 30
? 31 32
? 33 34
? 35 36
? 37 38
? 39 40
? 41 42
? 43 44
? 45 46
? 47 48
? 49 50
? 51 52
? 53 54
? 55 56
? 57 58
? 59 60
? 61 62
? 63 64
? 65 66
? 67 68
? 69 70
? 71 72
? 73 74
? 75 76
? 77 ...

result:

ok Correct (7 test cases)

Test #7:

score: 0
Accepted
time: 0ms
memory: 3536kb

input:

160
4
0
0
9
0
0
0
0
0
7
0
0
0
1
1
1
4
0
0
9
0
0
0
0
1
1
1
9
0
0
0
0
1
1
1
6
0
0
1
0
1
1
7
0
0
0
1
1
1
4
0
0
6
0
0
1
0
1
1
4
0
0
5
0
0
1
1
1
7
0
0
0
1
1
1
4
0
1
0
1
1
7
0
0
0
0
6
0
0
0
9
0
0
0
0
0
9
0
0
0
0
0
4
0
0
4
0
0
4
0
0
5
0
0
1
1
1
9
0
0
0
0
0
6
0
0
0
9
0
0
0
0
0
5
0
0
1
1
1
6
0
0
0
5
0
0
0
9
...

output:

? 1 2
? 3 4
! 1
? 1 2
? 3 4
? 5 6
? 7 8
? 9 1
! 1
? 1 2
? 3 4
? 5 6
? 7 1
? 7 2
? 7 3
! 2
? 1 2
? 3 4
! 1
? 1 2
? 3 4
? 5 6
? 7 8
? 9 1
? 9 2
? 9 3
! 2
? 1 2
? 3 4
? 5 6
? 7 8
? 9 1
? 9 2
? 9 3
! 2
? 1 2
? 3 4
? 5 6
? 5 1
? 6 1
? 6 2
! 2
? 1 2
? 3 4
? 5 6
? 7 1
? 7 2
? 7 3
! 2
? 1 2
? 3 4
! 1
? 1 2
...

result:

ok Correct (160 test cases)

Test #8:

score: 0
Accepted
time: 0ms
memory: 3596kb

input:

117
6
0
0
0
7
0
0
0
0
11
0
0
0
0
0
1
1
1
4
0
0
11
0
0
0
0
0
0
5
0
0
1
1
1
10
0
0
0
0
0
9
0
0
0
0
1
1
1
10
0
0
0
0
1
0
1
1
11
0
0
0
0
0
0
9
0
0
0
0
0
13
0
0
0
0
0
0
0
11
0
0
0
0
0
0
13
0
0
0
0
0
0
0
8
0
0
0
1
0
1
1
13
0
0
0
0
0
0
0
11
0
0
0
0
0
1
1
1
11
0
0
0
0
0
0
11
0
0
0
0
0
0
8
0
0
0
0
6
0
0
0
9
...

output:

? 1 2
? 3 4
? 5 6
! 1
? 1 2
? 3 4
? 5 6
? 7 1
! 1
? 1 2
? 3 4
? 5 6
? 7 8
? 9 10
? 11 1
? 11 2
? 11 3
! 2
? 1 2
? 3 4
! 1
? 1 2
? 3 4
? 5 6
? 7 8
? 9 10
? 11 1
! 1
? 1 2
? 3 4
? 5 1
? 5 2
? 5 3
! 2
? 1 2
? 3 4
? 5 6
? 7 8
? 9 10
! 1
? 1 2
? 3 4
? 5 6
? 7 8
? 9 1
? 9 2
? 9 3
! 2
? 1 2
? 3 4
? 5 6
? 7...

result:

ok Correct (117 test cases)

Test #9:

score: 0
Accepted
time: 0ms
memory: 3568kb

input:

99
14
0
0
0
0
0
0
1
0
1
1
6
0
0
1
0
1
1
13
0
0
0
0
0
0
0
4
0
0
14
0
0
0
0
0
0
0
11
0
0
0
0
0
0
11
0
0
0
0
0
0
11
0
0
0
0
0
1
1
1
15
0
0
0
0
0
0
0
1
1
1
4
0
0
12
0
0
0
0
0
0
14
0
0
0
0
0
0
1
0
1
1
13
0
0
0
0
0
0
1
1
1
9
0
0
0
0
1
1
1
8
0
0
0
0
7
0
0
0
0
7
0
0
0
1
1
1
4
0
0
8
0
0
0
1
0
1
1
10
0
0
0
0
...

output:

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

result:

ok Correct (99 test cases)

Test #10:

score: 0
Accepted
time: 1ms
memory: 3592kb

input:

84
18
0
0
0
0
0
0
0
0
0
14
0
0
0
0
0
0
0
17
0
0
0
0
0
0
0
0
1
1
1
13
0
0
0
0
0
0
0
11
0
0
0
0
0
1
1
1
7
0
0
0
0
14
0
0
0
0
0
0
0
12
0
0
0
0
0
0
17
0
0
0
0
0
0
0
0
1
1
1
6
0
0
0
9
0
0
0
0
0
10
0
0
0
0
1
0
1
1
5
0
0
1
1
1
4
0
0
6
0
0
0
15
0
0
0
0
0
0
0
0
4
0
0
17
0
0
0
0
0
0
0
0
1
1
1
12
0
0
0
0
0
0
1...

output:

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

result:

ok Correct (84 test cases)

Test #11:

score: 0
Accepted
time: 0ms
memory: 3520kb

input:

23
27
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
12
0
0
0
0
0
0
93
0
0
0
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0
0
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0
0
0
0
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0
0
0
0
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0
0
0
0
100
0
0
0
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0
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0
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0
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0
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0
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0
0
0
0
1
0
1
1
6
0
0
0
59
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0...

output:

? 1 2
? 3 4
? 5 6
? 7 8
? 9 10
? 11 12
? 13 14
? 15 16
? 17 18
? 19 20
? 21 22
? 23 24
? 25 26
? 27 1
? 27 2
? 27 3
! 2
? 1 2
? 3 4
? 5 6
? 7 8
? 9 10
? 11 12
! 1
? 1 2
? 3 4
? 5 6
? 7 8
? 9 10
? 11 12
? 13 14
? 15 16
? 17 18
? 19 20
? 21 22
? 23 24
? 25 26
? 27 28
? 29 30
? 31 32
? 33 34
? 35 36
? ...

result:

ok Correct (23 test cases)

Test #12:

score: 0
Accepted
time: 4ms
memory: 3600kb

input:

20
39
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
1
1
44
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0
1
1
85
0
0
0
0
0
0
0
0
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0
0
0
0
0
0
0
0
0
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0
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0
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0
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0
0
1
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0
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0
0
0
0
0
0
0
0
1
1
35
0
0
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
1
1
94
0
0
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
...

output:

? 1 2
? 3 4
? 5 6
? 7 8
? 9 10
? 11 12
? 13 14
? 15 16
? 17 18
? 19 20
? 21 22
? 23 24
? 25 26
? 27 28
? 29 30
? 31 32
? 33 34
? 35 36
? 37 38
? 39 1
? 37 39
? 37 1
! 2
? 1 2
? 3 4
? 5 6
? 7 8
? 9 10
? 11 12
? 13 14
? 15 16
? 17 18
? 19 20
? 21 22
? 23 24
? 25 26
? 27 28
? 29 30
? 31 32
? 33 34
? 35...

result:

ok Correct (20 test cases)

Test #13:

score: 0
Accepted
time: 4ms
memory: 3584kb

input:

9
69
0
0
0
0
0
0
0
0
0
0
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0
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72
0
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0
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0
0
...

output:

? 1 2
? 3 4
? 5 6
? 7 8
? 9 10
? 11 12
? 13 14
? 15 16
? 17 18
? 19 20
? 21 22
? 23 24
? 25 26
? 27 28
? 29 30
? 31 32
? 33 34
? 35 36
? 37 38
? 39 40
? 41 42
? 43 44
? 45 46
? 47 48
? 49 50
? 51 52
? 53 54
? 55 56
? 57 58
? 59 60
? 61 62
? 63 64
? 65 66
? 67 68
? 69 1
! 1
? 1 2
? 3 4
? 5 6
? 7 8
? ...

result:

ok Correct (9 test cases)

Test #14:

score: 0
Accepted
time: 0ms
memory: 3580kb

input:

6
243
0
0
0
0
0
0
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...

output:

? 1 2
? 3 4
? 5 6
? 7 8
? 9 10
? 11 12
? 13 14
? 15 16
? 17 18
? 19 20
? 21 22
? 23 24
? 25 26
? 27 28
? 29 30
? 31 32
? 33 34
? 35 36
? 37 38
? 39 40
? 41 42
? 43 44
? 45 46
? 47 48
? 49 50
? 51 52
? 53 54
? 55 56
? 57 58
? 59 60
? 61 62
? 63 64
? 65 66
? 67 68
? 69 70
? 71 72
? 73 74
? 75 76
? 77 ...

result:

ok Correct (6 test cases)

Test #15:

score: 0
Accepted
time: 3ms
memory: 3660kb

input:

4
613
0
0
0
0
0
0
0
0
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...

output:

? 1 2
? 3 4
? 5 6
? 7 8
? 9 10
? 11 12
? 13 14
? 15 16
? 17 18
? 19 20
? 21 22
? 23 24
? 25 26
? 27 28
? 29 30
? 31 32
? 33 34
? 35 36
? 37 38
? 39 40
? 41 42
? 43 44
? 45 46
? 47 48
? 49 50
? 51 52
? 53 54
? 55 56
? 57 58
? 59 60
? 61 62
? 63 64
? 65 66
? 67 68
? 69 70
? 71 72
? 73 74
? 75 76
? 77 ...

result:

ok Correct (4 test cases)

Test #16:

score: 0
Accepted
time: 2ms
memory: 3516kb

input:

146
6
1
1
9
1
1
4
1
0
1
1
9
1
0
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0
1
0
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1
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1
1
5
1
1
9
1
1
7
1
0
0
1
0
1
1
8
1
1
6
...

output:

? 1 2
? 3 4
! 1
? 1 2
? 3 4
! 1
? 1 2
? 3 4
? 1 3
? 1 4
! 2
? 1 2
? 3 4
? 5 6
? 7 8
? 9 1
? 9 2
? 1 2
? 1 3
! 2
? 1 2
? 3 4
! 1
? 1 2
? 3 4
? 5 6
? 1 3
? 1 4
! 2
? 1 2
? 3 4
! 1
? 1 2
? 3 4
? 5 6
? 7 8
? 9 1
? 9 2
? 1 2
? 1 3
! 2
? 1 2
? 3 4
! 1
? 1 2
? 3 4
? 1 3
? 1 4
! 2
? 1 2
? 3 4
! 1
? 1 2
? 3 ...

result:

ok Correct (146 test cases)

Test #17:

score: 0
Accepted
time: 4ms
memory: 3532kb

input:

117
4
1
1
4
1
0
1
1
12
1
0
0
0
0
0
1
1
7
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1
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1
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1
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1
1
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1
8
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1
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1
1
6
1
1
7
1
1
13
1
1
10
1
0
0
0
0
1
1
12
1
0...

output:

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

result:

ok Correct (117 test cases)

Test #18:

score: 0
Accepted
time: 3ms
memory: 3660kb

input:

105
7
1
1
11
1
1
13
1
1
12
1
1
6
1
1
10
1
0
0
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1
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1
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1
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1
1
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1
1
15
1
1
12
1
1
7
1
0
0
1
0
1
1
12
...

output:

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

result:

ok Correct (105 test cases)

Test #19:

score: 0
Accepted
time: 5ms
memory: 3624kb

input:

86
12
1
0
0
0
0
0
1
1
17
1
1
7
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1
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1
1
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1
1
15
1
1
12
1
1
9
1
0
0
0
1
0
1
...

output:

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

result:

ok Correct (86 test cases)

Test #20:

score: 0
Accepted
time: 2ms
memory: 3656kb

input:

20
53
1
1
61
1
0
0
0
0
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1
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1
1
24
1
1
73
1
1
76
...

output:

? 1 2
? 3 4
! 1
? 1 2
? 3 4
? 5 6
? 7 8
? 9 10
? 11 12
? 13 14
? 15 16
? 17 18
? 19 20
? 21 22
? 23 24
? 25 26
? 27 28
? 29 30
? 31 32
? 33 34
? 35 36
? 37 38
? 39 40
? 41 42
? 43 44
? 45 46
? 47 48
? 49 50
? 51 52
? 53 54
? 55 56
? 57 58
? 59 60
? 61 1
? 61 2
? 1 2
? 1 3
! 2
? 1 2
? 3 4
? 5 6
? 7 8...

result:

ok Correct (20 test cases)

Test #21:

score: 0
Accepted
time: 2ms
memory: 3604kb

input:

9
273
1
1
54
1
1
234
1
1
256
1
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1
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0
0
...

output:

? 1 2
? 3 4
! 1
? 1 2
? 3 4
! 1
? 1 2
? 3 4
! 1
? 1 2
? 3 4
? 5 6
? 7 8
? 9 10
? 11 12
? 13 14
? 15 16
? 17 18
? 19 20
? 21 22
? 23 24
? 25 26
? 27 28
? 29 30
? 31 32
? 33 34
? 35 36
? 37 38
? 39 40
? 41 42
? 43 44
? 45 46
? 47 48
? 49 50
? 51 52
? 53 54
? 55 56
? 57 58
? 59 60
? 61 62
? 63 64
? 65 ...

result:

ok Correct (9 test cases)

Test #22:

score: 0
Accepted
time: 0ms
memory: 3672kb

input:

12
92
1
0
0
0
0
0
0
0
0
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0
0
0
...

output:

? 1 2
? 3 4
? 5 6
? 7 8
? 9 10
? 11 12
? 13 14
? 15 16
? 17 18
? 19 20
? 21 22
? 23 24
? 25 26
? 27 28
? 29 30
? 31 32
? 33 34
? 35 36
? 37 38
? 39 40
? 41 42
? 43 44
? 45 46
? 47 48
? 49 50
? 51 52
? 53 54
? 55 56
? 57 58
? 59 60
? 61 62
? 63 64
? 65 66
? 67 68
? 69 70
? 71 72
? 73 74
? 75 76
? 77 ...

result:

ok Correct (12 test cases)

Test #23:

score: 0
Accepted
time: 1ms
memory: 3592kb

input:

5
957
1
1
14
1
1
7
1
0
0
1
0
1
1
10
1
0
0
0
0
1
1
11
1
1

output:

? 1 2
? 3 4
! 1
? 1 2
? 3 4
! 1
? 1 2
? 3 4
? 5 6
? 7 1
? 7 2
? 1 2
? 1 3
! 2
? 1 2
? 3 4
? 5 6
? 7 8
? 9 10
? 1 3
? 1 4
! 2
? 1 2
? 3 4
! 1

result:

ok Correct (5 test cases)

Test #24:

score: 0
Accepted
time: 2ms
memory: 3664kb

input:

81
11
1
1
20
1
0
0
0
0
0
0
0
0
0
1
1
5
1
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1
16
0
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0
19
1
0
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1
17
1
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1
12
1
1
4
1
1
13
1
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0
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1
20
0
1
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0
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0
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1
1
10
1
1
20
1
1
8
1
0
1
5
1
1
11
0
1
0
1
17
1
1
9
0
1
1
13
1
0
0
0
0
0
0
0
1
1
19
0
0
0
0
1
0
0
0
0
0
0
1
1
13
1
1
17...

output:

? 1 2
? 3 4
! 1
? 1 2
? 3 4
? 5 6
? 7 8
? 9 10
? 11 12
? 13 14
? 15 16
? 17 18
? 19 20
? 1 3
? 1 4
! 2
? 1 2
? 3 4
? 5 1
? 1 3
? 2 3
? 2 4
! 2
? 1 2
? 3 4
? 5 6
? 7 8
? 9 10
? 11 12
? 13 14
? 15 16
? 13 15
? 14 15
! 1
? 1 2
? 3 4
? 5 6
? 7 8
? 9 10
? 11 12
? 13 14
? 15 16
? 17 18
? 19 1
? 19 2
? 1 2...

result:

ok Correct (81 test cases)

Test #25:

score: 0
Accepted
time: 2ms
memory: 3528kb

input:

24
43
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
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0
0
0
0
1
0
1
1
87
1
1
19
1
0
1
23
0
0
0
0
0
1
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0
0
1
13
1
0
0
1
75
1
1
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0...

output:

? 1 2
? 3 4
? 5 6
? 7 8
? 9 10
? 11 12
? 13 14
? 15 16
? 17 18
? 19 20
? 21 22
? 23 24
? 25 26
? 27 28
? 29 30
? 31 32
? 33 34
? 35 36
? 37 38
? 39 40
? 41 42
? 43 1
? 43 2
? 1 2
? 1 3
! 2
? 1 2
? 3 4
! 1
? 1 2
? 3 4
? 5 6
! 1
? 1 2
? 3 4
? 5 6
? 7 8
? 9 10
? 11 12
? 13 14
? 15 16
? 17 18
? 19 20
! ...

result:

ok Correct (24 test cases)

Test #26:

score: 0
Accepted
time: 3ms
memory: 3660kb

input:

9
35
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output:

? 1 2
? 3 4
? 5 6
? 7 8
? 9 10
? 11 12
? 13 14
? 15 16
! 1
? 1 2
? 3 4
? 5 6
? 7 8
? 9 10
? 11 12
? 13 14
? 15 16
? 17 18
? 19 20
? 21 22
? 23 24
? 25 26
? 27 28
? 29 30
? 31 32
? 33 34
? 35 36
? 37 38
? 39 40
? 41 42
? 43 44
? 45 46
? 47 48
? 49 50
? 51 52
? 53 54
? 55 56
? 57 58
? 59 60
? 61 62
? ...

result:

ok Correct (9 test cases)

Test #27:

score: 0
Accepted
time: 0ms
memory: 3596kb

input:

8
481
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...

output:

? 1 2
? 3 4
? 5 6
? 7 8
? 9 10
? 11 12
? 13 14
? 15 16
? 17 18
? 19 20
? 21 22
? 23 24
? 25 26
? 27 28
? 29 30
? 31 32
? 33 34
? 35 36
? 37 38
? 39 40
? 41 42
? 43 44
? 45 46
? 47 48
? 49 50
? 51 52
? 53 54
? 55 56
? 57 58
? 59 60
? 61 62
? 63 64
? 65 66
? 67 68
? 69 70
? 71 72
? 73 74
? 75 76
? 77 ...

result:

ok Correct (8 test cases)

Test #28:

score: 0
Accepted
time: 1ms
memory: 3584kb

input:

10
510
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output:

? 1 2
? 3 4
? 5 6
? 7 8
? 9 10
? 11 12
? 13 14
? 15 16
? 17 18
? 19 20
? 21 22
? 23 24
? 25 26
? 27 28
? 29 30
? 31 32
? 33 34
? 35 36
? 37 38
? 39 40
? 41 42
? 43 44
? 45 46
? 47 48
? 49 50
? 51 52
? 53 54
? 55 56
? 57 58
? 59 60
? 61 62
? 63 64
? 65 66
? 67 68
? 69 70
! 1
? 1 2
? 3 4
! 1
? 1 2
? 3...

result:

ok Correct (10 test cases)

Test #29:

score: 0
Accepted
time: 3ms
memory: 3656kb

input:

1
1000
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output:

? 1 2
? 3 4
? 5 6
? 7 8
? 9 10
? 11 12
? 13 14
? 15 16
? 17 18
? 19 20
? 21 22
? 23 24
? 25 26
? 27 28
? 29 30
? 31 32
? 33 34
? 35 36
? 37 38
? 39 40
? 41 42
? 43 44
? 45 46
? 47 48
? 49 50
? 51 52
? 53 54
? 55 56
? 57 58
? 59 60
? 61 62
? 63 64
? 65 66
? 67 68
? 69 70
? 71 72
? 73 74
? 75 76
? 77 ...

result:

ok Correct (1 test case)

Test #30:

score: 0
Accepted
time: 3ms
memory: 3592kb

input:

2
500
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output:

? 1 2
? 3 4
? 5 6
? 7 8
? 9 10
? 11 12
? 13 14
? 15 16
? 17 18
? 19 20
? 21 22
? 23 24
? 25 26
? 27 28
? 29 30
? 31 32
? 33 34
? 35 36
? 37 38
? 39 40
? 41 42
? 43 44
? 45 46
? 47 48
? 49 50
? 51 52
? 53 54
? 55 56
? 57 58
? 59 60
? 61 62
? 63 64
? 65 66
? 67 68
? 69 70
? 71 72
? 73 74
? 75 76
? 77 ...

result:

ok Correct (2 test cases)

Test #31:

score: 0
Accepted
time: 0ms
memory: 3520kb

input:

4
250
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...

output:

? 1 2
? 3 4
? 5 6
? 7 8
? 9 10
? 11 12
? 13 14
? 15 16
? 17 18
? 19 20
? 21 22
? 23 24
? 25 26
? 27 28
? 29 30
? 31 32
? 33 34
? 35 36
? 37 38
? 39 40
? 41 42
? 43 44
? 45 46
? 47 48
? 49 50
? 51 52
? 53 54
? 55 56
? 57 58
? 59 60
? 61 62
? 63 64
? 65 66
? 67 68
? 69 70
? 71 72
? 73 74
? 75 76
? 77 ...

result:

ok Correct (4 test cases)

Test #32:

score: 0
Accepted
time: 0ms
memory: 3660kb

input:

1
1000
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output:

? 1 2
? 3 4
? 5 6
? 7 8
? 9 10
? 11 12
? 13 14
? 15 16
? 17 18
? 19 20
? 21 22
? 23 24
? 25 26
? 27 28
? 29 30
? 31 32
? 33 34
? 35 36
? 37 38
? 39 40
? 41 42
? 43 44
? 45 46
? 47 48
? 49 50
? 51 52
? 53 54
? 55 56
? 57 58
? 59 60
? 61 62
? 63 64
? 65 66
? 67 68
? 69 70
? 71 72
? 73 74
? 75 76
? 77 ...

result:

ok Correct (1 test case)

Test #33:

score: 0
Accepted
time: 0ms
memory: 3580kb

input:

1
1000
1
1

output:

? 1 2
? 3 4
! 1

result:

ok Correct (1 test case)

Test #34:

score: 0
Accepted
time: 0ms
memory: 3520kb

input:

1
1000
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0...

output:

? 1 2
? 3 4
? 5 6
? 7 8
? 9 10
? 11 12
? 13 14
? 15 16
? 17 18
? 19 20
? 21 22
? 23 24
? 25 26
? 27 28
? 29 30
? 31 32
? 33 34
? 35 36
? 37 38
? 39 40
? 41 42
? 43 44
? 45 46
? 47 48
? 49 50
? 51 52
? 53 54
? 55 56
? 57 58
? 59 60
? 61 62
? 63 64
? 65 66
? 67 68
? 69 70
? 71 72
? 73 74
? 75 76
? 77 ...

result:

ok Correct (1 test case)

Test #35:

score: 0
Accepted
time: 3ms
memory: 3580kb

input:

2
500
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...

output:

? 1 2
? 3 4
? 5 6
? 7 8
? 9 10
? 11 12
? 13 14
? 15 16
? 17 18
? 19 20
? 21 22
? 23 24
? 25 26
? 27 28
? 29 30
? 31 32
? 33 34
? 35 36
? 37 38
? 39 40
? 41 42
? 43 44
? 45 46
? 47 48
? 49 50
? 51 52
? 53 54
? 55 56
? 57 58
? 59 60
? 61 62
? 63 64
? 65 66
? 67 68
? 69 70
? 71 72
? 73 74
? 75 76
? 77 ...

result:

ok Correct (2 test cases)

Test #36:

score: 0
Accepted
time: 0ms
memory: 3652kb

input:

2
500
1
1
500
1
1

output:

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

result:

ok Correct (2 test cases)

Test #37:

score: 0
Accepted
time: 0ms
memory: 3584kb

input:

2
500
1
1
500
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...

output:

? 1 2
? 3 4
! 1
? 1 2
? 3 4
? 5 6
? 7 8
? 9 10
? 11 12
? 13 14
? 15 16
? 17 18
? 19 20
? 21 22
? 23 24
? 25 26
? 27 28
? 29 30
? 31 32
? 33 34
? 35 36
? 37 38
? 39 40
? 41 42
? 43 44
? 45 46
? 47 48
? 49 50
? 51 52
? 53 54
? 55 56
? 57 58
? 59 60
? 61 62
? 63 64
? 65 66
? 67 68
? 69 70
? 71 72
? 73 ...

result:

ok Correct (2 test cases)

Test #38:

score: 0
Accepted
time: 3ms
memory: 3584kb

input:

4
250
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...

output:

? 1 2
? 3 4
? 5 6
? 7 8
? 9 10
? 11 12
? 13 14
? 15 16
? 17 18
? 19 20
? 21 22
? 23 24
? 25 26
? 27 28
? 29 30
? 31 32
? 33 34
? 35 36
? 37 38
? 39 40
? 41 42
? 43 44
? 45 46
? 47 48
? 49 50
? 51 52
? 53 54
? 55 56
? 57 58
? 59 60
? 61 62
? 63 64
? 65 66
? 67 68
? 69 70
? 71 72
? 73 74
? 75 76
? 77 ...

result:

ok Correct (4 test cases)

Test #39:

score: 0
Accepted
time: 1ms
memory: 3592kb

input:

4
250
1
1
250
1
1
250
1
0
0
0
0
0
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1
1
250
1
1

output:

? 1 2
? 3 4
! 1
? 1 2
? 3 4
! 1
? 1 2
? 3 4
? 5 6
? 7 8
? 9 10
? 11 12
? 13 14
? 15 16
? 17 18
? 19 20
? 21 22
? 23 24
? 25 26
? 27 28
? 29 30
? 31 32
? 33 34
? 35 36
? 37 38
? 39 40
? 41 42
? 43 44
? 45 46
? 47 48
? 49 50
? 51 52
? 53 54
? 55 56
? 57 58
? 59 60
? 61 62
? 63 64
? 65 66
? 67 68
? 69 ...

result:

ok Correct (4 test cases)

Test #40:

score: 0
Accepted
time: 0ms
memory: 3672kb

input:

4
250
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
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0
0
1
1
250
0
0
0
0
1
0
1
250
1
0
0
1
250
1
0
...

output:

? 1 2
? 3 4
? 5 6
? 7 8
? 9 10
? 11 12
? 13 14
? 15 16
? 17 18
? 19 20
? 21 22
? 23 24
? 25 26
? 27 28
? 29 30
? 31 32
? 33 34
? 35 36
? 37 38
? 39 40
? 41 42
? 43 44
? 45 46
? 47 48
? 49 50
? 51 52
? 53 54
? 55 56
? 57 58
? 59 60
? 61 62
? 63 64
? 65 66
? 67 68
? 69 70
? 71 72
? 73 74
? 75 76
? 77 ...

result:

ok Correct (4 test cases)

Test #41:

score: 0
Accepted
time: 0ms
memory: 3536kb

input:

1
1000
0
0
0
0
0
0
0
0
0
0
0
0
0
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0
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0
0
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0
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0
0
0
0...

output:

? 1 2
? 3 4
? 5 6
? 7 8
? 9 10
? 11 12
? 13 14
? 15 16
? 17 18
? 19 20
? 21 22
? 23 24
? 25 26
? 27 28
? 29 30
? 31 32
? 33 34
? 35 36
? 37 38
? 39 40
? 41 42
? 43 44
? 45 46
? 47 48
? 49 50
? 51 52
? 53 54
? 55 56
? 57 58
? 59 60
? 61 62
? 63 64
? 65 66
? 67 68
? 69 70
? 71 72
? 73 74
? 75 76
? 77 ...

result:

ok Correct (1 test case)

Extra Test:

score: 0
Extra Test Passed
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Server Time: 2024-12-01 00:47:45 | OpenSource Project