#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
ll h, w, cnt, a[3001][3001], b[3001][3001], k, l;
char c[3001][3001];
int main()
{
cin >> h >> w;
for(int i = 1; i <= h; i++)
{
for(int j = 1; j <= w; j++)
{
cin >> c[i][j];
}
}
for(int j = w; j >= 1; j--)
{
for(int i = h; i >= 1; i--)
{
if(c[i][j] == 'I')
{
k++;
}
a[i][j] = k;
}
k = 0;
}
for(int i = h; i >= 1; i--)
{
for(int j = w; j >= 1; j--)
{
if(c[i][j] == 'O')
{
l++;
}
b[i][j] = l;
}
l = 0;
}
for(int i = 1; i <= h; i++)
{
for(int j = 1; j <= w; j++)
{
if(c[i][j] == 'J')
{
cnt += a[i][j] * b[i][j];
}
}
}
cout << cnt;
return 0;
}
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
332 KB |
Output is correct |
2 |
Correct |
1 ms |
332 KB |
Output is correct |
3 |
Correct |
0 ms |
292 KB |
Output is correct |
4 |
Correct |
0 ms |
332 KB |
Output is correct |
5 |
Correct |
2 ms |
1484 KB |
Output is correct |
6 |
Correct |
1 ms |
1484 KB |
Output is correct |
7 |
Correct |
2 ms |
1356 KB |
Output is correct |
8 |
Correct |
2 ms |
1460 KB |
Output is correct |
9 |
Correct |
2 ms |
1484 KB |
Output is correct |
10 |
Correct |
1 ms |
1356 KB |
Output is correct |
11 |
Correct |
2 ms |
1484 KB |
Output is correct |
12 |
Correct |
2 ms |
1484 KB |
Output is correct |
13 |
Correct |
2 ms |
1356 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
332 KB |
Output is correct |
2 |
Correct |
1 ms |
332 KB |
Output is correct |
3 |
Correct |
0 ms |
292 KB |
Output is correct |
4 |
Correct |
0 ms |
332 KB |
Output is correct |
5 |
Correct |
2 ms |
1484 KB |
Output is correct |
6 |
Correct |
1 ms |
1484 KB |
Output is correct |
7 |
Correct |
2 ms |
1356 KB |
Output is correct |
8 |
Correct |
2 ms |
1460 KB |
Output is correct |
9 |
Correct |
2 ms |
1484 KB |
Output is correct |
10 |
Correct |
1 ms |
1356 KB |
Output is correct |
11 |
Correct |
2 ms |
1484 KB |
Output is correct |
12 |
Correct |
2 ms |
1484 KB |
Output is correct |
13 |
Correct |
2 ms |
1356 KB |
Output is correct |
14 |
Correct |
14 ms |
8908 KB |
Output is correct |
15 |
Correct |
3 ms |
4940 KB |
Output is correct |
16 |
Correct |
10 ms |
5312 KB |
Output is correct |
17 |
Correct |
1 ms |
460 KB |
Output is correct |
18 |
Correct |
19 ms |
9924 KB |
Output is correct |
19 |
Correct |
22 ms |
9772 KB |
Output is correct |
20 |
Correct |
17 ms |
9652 KB |
Output is correct |
21 |
Correct |
20 ms |
9912 KB |
Output is correct |
22 |
Correct |
18 ms |
9684 KB |
Output is correct |
23 |
Correct |
17 ms |
9712 KB |
Output is correct |
24 |
Correct |
23 ms |
9872 KB |
Output is correct |
25 |
Correct |
19 ms |
9728 KB |
Output is correct |
26 |
Correct |
18 ms |
9676 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
332 KB |
Output is correct |
2 |
Correct |
1 ms |
332 KB |
Output is correct |
3 |
Correct |
0 ms |
292 KB |
Output is correct |
4 |
Correct |
0 ms |
332 KB |
Output is correct |
5 |
Correct |
2 ms |
1484 KB |
Output is correct |
6 |
Correct |
1 ms |
1484 KB |
Output is correct |
7 |
Correct |
2 ms |
1356 KB |
Output is correct |
8 |
Correct |
2 ms |
1460 KB |
Output is correct |
9 |
Correct |
2 ms |
1484 KB |
Output is correct |
10 |
Correct |
1 ms |
1356 KB |
Output is correct |
11 |
Correct |
2 ms |
1484 KB |
Output is correct |
12 |
Correct |
2 ms |
1484 KB |
Output is correct |
13 |
Correct |
2 ms |
1356 KB |
Output is correct |
14 |
Correct |
14 ms |
8908 KB |
Output is correct |
15 |
Correct |
3 ms |
4940 KB |
Output is correct |
16 |
Correct |
10 ms |
5312 KB |
Output is correct |
17 |
Correct |
1 ms |
460 KB |
Output is correct |
18 |
Correct |
19 ms |
9924 KB |
Output is correct |
19 |
Correct |
22 ms |
9772 KB |
Output is correct |
20 |
Correct |
17 ms |
9652 KB |
Output is correct |
21 |
Correct |
20 ms |
9912 KB |
Output is correct |
22 |
Correct |
18 ms |
9684 KB |
Output is correct |
23 |
Correct |
17 ms |
9712 KB |
Output is correct |
24 |
Correct |
23 ms |
9872 KB |
Output is correct |
25 |
Correct |
19 ms |
9728 KB |
Output is correct |
26 |
Correct |
18 ms |
9676 KB |
Output is correct |
27 |
Correct |
666 ms |
158264 KB |
Output is correct |
28 |
Correct |
12 ms |
26316 KB |
Output is correct |
29 |
Correct |
42 ms |
13864 KB |
Output is correct |
30 |
Correct |
2 ms |
716 KB |
Output is correct |
31 |
Correct |
503 ms |
131204 KB |
Output is correct |
32 |
Correct |
670 ms |
158764 KB |
Output is correct |
33 |
Correct |
692 ms |
158276 KB |
Output is correct |
34 |
Correct |
603 ms |
152248 KB |
Output is correct |
35 |
Correct |
683 ms |
158832 KB |
Output is correct |
36 |
Correct |
656 ms |
158344 KB |
Output is correct |
37 |
Correct |
710 ms |
158760 KB |
Output is correct |
38 |
Correct |
470 ms |
130740 KB |
Output is correct |
39 |
Correct |
504 ms |
130664 KB |
Output is correct |