oj.uz

Submission #477232

# Submission time Handle Problem Language Result Execution time Memory
477232 2021-10-01T09:42:58 Z ponytail Bitaro the Brave (JOI19_ho_t1) C++17
100 / 100
 683 ms 159304 KB 
#include <bits/stdc++.h>
using namespace std;
#define int long long
int ps1[3010][3010]; // O
int ps2[3010][3010]; // I
char a[3010][3010];
signed main() {
    int H, W; cin >> H >> W;
    for(int i=1; i<=H; i++) {
        for(int j=1; j<=W; j++) {
            cin >> a[i][j];
            ps1[i][j] = ps1[i][j-1] + (a[i][j] == 'O');
            ps2[i][j] = ps2[i-1][j] + (a[i][j] == 'I');
        }
    }
    int ans = 0;
    for(int i=1; i<=H; i++) {
        for(int j=1; j<=W; j++) {
            if(a[i][j] == 'J') ans += (ps1[i][W] - ps1[i][j]) * (ps2[H][j] - ps2[i][j]);
        }
    }
    cout << ans << "\n";
}

Subtask #1
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 336 KB Output is correct
2 Correct 0 ms 336 KB Output is correct
3 Correct 1 ms 336 KB Output is correct
4 Correct 0 ms 336 KB Output is correct
5 Correct 2 ms 1488 KB Output is correct
6 Correct 2 ms 1488 KB Output is correct
7 Correct 2 ms 1360 KB Output is correct
8 Correct 2 ms 1488 KB Output is correct
9 Correct 2 ms 1488 KB Output is correct
10 Correct 2 ms 1360 KB Output is correct
11 Correct 2 ms 1488 KB Output is correct
12 Correct 2 ms 1488 KB Output is correct
13 Correct 2 ms 1360 KB Output is correct

Subtask #2
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 336 KB Output is correct
2 Correct 0 ms 336 KB Output is correct
3 Correct 1 ms 336 KB Output is correct
4 Correct 0 ms 336 KB Output is correct
5 Correct 2 ms 1488 KB Output is correct
6 Correct 2 ms 1488 KB Output is correct
7 Correct 2 ms 1360 KB Output is correct
8 Correct 2 ms 1488 KB Output is correct
9 Correct 2 ms 1488 KB Output is correct
10 Correct 2 ms 1360 KB Output is correct
11 Correct 2 ms 1488 KB Output is correct
12 Correct 2 ms 1488 KB Output is correct
13 Correct 2 ms 1360 KB Output is correct
14 Correct 21 ms 8884 KB Output is correct
15 Correct 3 ms 4944 KB Output is correct
16 Correct 11 ms 5272 KB Output is correct
17 Correct 1 ms 464 KB Output is correct
18 Correct 24 ms 9916 KB Output is correct
19 Correct 21 ms 9824 KB Output is correct
20 Correct 23 ms 9672 KB Output is correct
21 Correct 24 ms 9928 KB Output is correct
22 Correct 24 ms 9716 KB Output is correct
23 Correct 21 ms 9684 KB Output is correct
24 Correct 25 ms 9936 KB Output is correct
25 Correct 22 ms 9784 KB Output is correct
26 Correct 24 ms 9744 KB Output is correct

Subtask #3
50.0 / 50.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 336 KB Output is correct
2 Correct 0 ms 336 KB Output is correct
3 Correct 1 ms 336 KB Output is correct
4 Correct 0 ms 336 KB Output is correct
5 Correct 2 ms 1488 KB Output is correct
6 Correct 2 ms 1488 KB Output is correct
7 Correct 2 ms 1360 KB Output is correct
8 Correct 2 ms 1488 KB Output is correct
9 Correct 2 ms 1488 KB Output is correct
10 Correct 2 ms 1360 KB Output is correct
11 Correct 2 ms 1488 KB Output is correct
12 Correct 2 ms 1488 KB Output is correct
13 Correct 2 ms 1360 KB Output is correct
14 Correct 21 ms 8884 KB Output is correct
15 Correct 3 ms 4944 KB Output is correct
16 Correct 11 ms 5272 KB Output is correct
17 Correct 1 ms 464 KB Output is correct
18 Correct 24 ms 9916 KB Output is correct
19 Correct 21 ms 9824 KB Output is correct
20 Correct 23 ms 9672 KB Output is correct
21 Correct 24 ms 9928 KB Output is correct
22 Correct 24 ms 9716 KB Output is correct
23 Correct 21 ms 9684 KB Output is correct
24 Correct 25 ms 9936 KB Output is correct
25 Correct 22 ms 9784 KB Output is correct
26 Correct 24 ms 9744 KB Output is correct
27 Correct 647 ms 158820 KB Output is correct
28 Correct 15 ms 26320 KB Output is correct
29 Correct 49 ms 13808 KB Output is correct
30 Correct 3 ms 720 KB Output is correct
31 Correct 471 ms 131504 KB Output is correct
32 Correct 648 ms 159304 KB Output is correct
33 Correct 637 ms 158832 KB Output is correct
34 Correct 556 ms 152592 KB Output is correct
35 Correct 650 ms 159216 KB Output is correct
36 Correct 630 ms 158792 KB Output is correct
37 Correct 683 ms 159248 KB Output is correct
38 Correct 457 ms 130888 KB Output is correct
39 Correct 454 ms 130980 KB Output is correct