oj.uz

Submission #1014642

# Submission time Handle Problem Language Result Execution time Memory
1014642 2024-07-05T08:43:28 Z snpmrnhlol Bitaro the Brave (JOI19_ho_t1) C++17
100 / 100
 404 ms 88408 KB 
#include<bits/stdc++.h>
using namespace std;
const int N = 3e3;
char v[N][N];
int cnt1[N][N];
int cnt2[N][N];
int main(){
    int n,m;
    cin>>n>>m;
    for(int i = 0;i < n;i++){
        for(int j = 0;j < m;j++){
            cin>>v[i][j];
        }
    }
    long long ans = 0;
    for(int i = n - 1;i >= 0;i--){
        for(int j = m - 1;j >= 0;j--){
            cnt1[i][j] = (j == m - 1?0:cnt1[i][j + 1]) + (v[i][j] == 'O');
            cnt2[i][j] = (i == n - 1?0:cnt2[i + 1][j]) + (v[i][j] == 'I');
            if(v[i][j] == 'J')ans+=cnt1[i][j]*cnt2[i][j];
        }
    }
    cout<<ans;
    return 0;
}

Subtask #1
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 1 ms 1628 KB Output is correct
6 Correct 1 ms 1372 KB Output is correct
7 Correct 1 ms 1372 KB Output is correct
8 Correct 1 ms 1628 KB Output is correct
9 Correct 1 ms 1372 KB Output is correct
10 Correct 1 ms 1372 KB Output is correct
11 Correct 1 ms 1396 KB Output is correct
12 Correct 1 ms 1372 KB Output is correct
13 Correct 1 ms 1476 KB Output is correct

Subtask #2
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 1 ms 1628 KB Output is correct
6 Correct 1 ms 1372 KB Output is correct
7 Correct 1 ms 1372 KB Output is correct
8 Correct 1 ms 1628 KB Output is correct
9 Correct 1 ms 1372 KB Output is correct
10 Correct 1 ms 1372 KB Output is correct
11 Correct 1 ms 1396 KB Output is correct
12 Correct 1 ms 1372 KB Output is correct
13 Correct 1 ms 1476 KB Output is correct
14 Correct 11 ms 7512 KB Output is correct
15 Correct 2 ms 5040 KB Output is correct
16 Correct 6 ms 4188 KB Output is correct
17 Correct 1 ms 348 KB Output is correct
18 Correct 12 ms 7868 KB Output is correct
19 Correct 10 ms 7772 KB Output is correct
20 Correct 12 ms 7772 KB Output is correct
21 Correct 14 ms 8028 KB Output is correct
22 Correct 12 ms 7904 KB Output is correct
23 Correct 10 ms 7748 KB Output is correct
24 Correct 15 ms 8028 KB Output is correct
25 Correct 10 ms 7848 KB Output is correct
26 Correct 10 ms 7880 KB Output is correct

Subtask #3
50.0 / 50.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 1 ms 1628 KB Output is correct
6 Correct 1 ms 1372 KB Output is correct
7 Correct 1 ms 1372 KB Output is correct
8 Correct 1 ms 1628 KB Output is correct
9 Correct 1 ms 1372 KB Output is correct
10 Correct 1 ms 1372 KB Output is correct
11 Correct 1 ms 1396 KB Output is correct
12 Correct 1 ms 1372 KB Output is correct
13 Correct 1 ms 1476 KB Output is correct
14 Correct 11 ms 7512 KB Output is correct
15 Correct 2 ms 5040 KB Output is correct
16 Correct 6 ms 4188 KB Output is correct
17 Correct 1 ms 348 KB Output is correct
18 Correct 12 ms 7868 KB Output is correct
19 Correct 10 ms 7772 KB Output is correct
20 Correct 12 ms 7772 KB Output is correct
21 Correct 14 ms 8028 KB Output is correct
22 Correct 12 ms 7904 KB Output is correct
23 Correct 10 ms 7748 KB Output is correct
24 Correct 15 ms 8028 KB Output is correct
25 Correct 10 ms 7848 KB Output is correct
26 Correct 10 ms 7880 KB Output is correct
27 Correct 404 ms 87780 KB Output is correct
28 Correct 10 ms 25988 KB Output is correct
29 Correct 22 ms 7732 KB Output is correct
30 Correct 1 ms 604 KB Output is correct
31 Correct 232 ms 72524 KB Output is correct
32 Correct 291 ms 88408 KB Output is correct
33 Correct 295 ms 87976 KB Output is correct
34 Correct 256 ms 84140 KB Output is correct
35 Correct 317 ms 88324 KB Output is correct
36 Correct 322 ms 88148 KB Output is correct
37 Correct 333 ms 88308 KB Output is correct
38 Correct 206 ms 72408 KB Output is correct
39 Correct 206 ms 72088 KB Output is correct