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QOJ

IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#281745#7733. Cool, It’s Yesterday Four Times MoreZhangYiDeWA 1ms5620kbC++142.2kb2023-12-10 17:25:572023-12-10 17:25:57

Details

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Test #1:

score: 100
Accepted
time: 1ms
memory: 5620kb

input:

4
2 5
.OO..
O..O.
1 3
O.O
1 3
.O.
2 3
OOO
OOO

output:

3
1
0
0

result:

ok 4 lines

Test #2:

score: -100
Wrong Answer
time: 1ms
memory: 5520kb

input:

200
2 4
OOO.
OO..
2 3
OOO
.O.
3 3
O.O
OOO
OO.
4 1
.
.
O
O
1 2
.O
1 1
.
2 5
.OO..
.O.O.
2 1
O
O
1 1
O
1 3
.OO
5 1
O
O
.
O
.
5 2
O.
..
O.
.O
..
5 3
...
...
.OO
..O
OOO
3 5
..O.O
.O.O.
.OO.O
5 2
.O
OO
O.
O.
..
2 1
O
O
3 5
.O.OO
O...O
..OO.
1 5
.....
5 1
O
.
O
.
.
5 3
OOO
OO.
.OO
OO.
O.O
2 1
O
.
5 2
O.
...

output:

3
1
0
2
0
1
3
0
0
1
1
7
9
5
4
0
6
5
1
1
1
6
4
5
2
0
0
1
0
3
1
4
1
0
4
5
2
3
7
3
0
6
0
0
1
0
0
0
6
0
3
0
0
0
2
1
1
0
0
0
0
0
2
2
7
6
4
8
5
3
0
1
1
0
0
1
4
0
0
2
0
1
1
6
6
1
6
0
2
2
1
5
2
1
1
0
9
1
0
11
0
1
2
1
2
1
4
3
1
0
3
8
3
0
3
0
2
2
0
3
0
4
0
1
11
2
0
0
0
4
0
0
2
0
2
0
0
2
1
16
4
3
0
6
2
0
3
3
0...

result:

wrong answer 2nd lines differ - expected: '0', found: '1'
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