oj.uz

Submission #464416

# Submission time Handle Problem Language Result Execution time Memory
464416 2021-08-13T07:16:23 Z MKutayBozkurt Bitaro the Brave (JOI19_ho_t1) C++14
100 / 100
 361 ms 159156 KB 
#include <iostream>
#include <vector>
#include <algorithm>
using namespace std;

#define int long long

struct item {
  int o, i;
};

int32_t main() {
  ios::sync_with_stdio(0); cin.tie(0);
  int n, m; cin >> n >> m;
  vector<vector<char>> a(n + 1, vector<char>(m + 1));
  vector<vector<item>> cnt(n + 1, vector<item>(m + 1));
  for (int i = 1; i <= n; i++) {
    for (int j = 1; j <= m; j++) {
      cin >> a[i][j];
      if (a[i][j] == 'O') cnt[i][j].o++;
      if (a[i][j] == 'I') cnt[i][j].i++;
      cnt[i][j].o += cnt[i][j - 1].o;
      cnt[i][j].i += cnt[i - 1][j].i;
    }
  }
  int ans = 0;
  for (int i = 1; i <= n; i++) {
    for (int j = 1; j <= m; j++) {
      if (a[i][j] == 'J') {
        ans += (cnt[i][m].o - cnt[i][j].o) * (cnt[n][j].i - cnt[i][j].i);
      }
    }
  }
  cout << ans << '\n';
}

Subtask #1
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 0 ms 204 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 1 ms 460 KB Output is correct
6 Correct 1 ms 332 KB Output is correct
7 Correct 1 ms 460 KB Output is correct
8 Correct 1 ms 460 KB Output is correct
9 Correct 1 ms 332 KB Output is correct
10 Correct 1 ms 460 KB Output is correct
11 Correct 1 ms 460 KB Output is correct
12 Correct 1 ms 332 KB Output is correct
13 Correct 1 ms 460 KB Output is correct

Subtask #2
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 0 ms 204 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 1 ms 460 KB Output is correct
6 Correct 1 ms 332 KB Output is correct
7 Correct 1 ms 460 KB Output is correct
8 Correct 1 ms 460 KB Output is correct
9 Correct 1 ms 332 KB Output is correct
10 Correct 1 ms 460 KB Output is correct
11 Correct 1 ms 460 KB Output is correct
12 Correct 1 ms 332 KB Output is correct
13 Correct 1 ms 460 KB Output is correct
14 Correct 8 ms 3532 KB Output is correct
15 Correct 1 ms 332 KB Output is correct
16 Correct 6 ms 2380 KB Output is correct
17 Correct 1 ms 332 KB Output is correct
18 Correct 11 ms 4428 KB Output is correct
19 Correct 8 ms 4364 KB Output is correct
20 Correct 8 ms 4448 KB Output is correct
21 Correct 11 ms 4768 KB Output is correct
22 Correct 9 ms 4556 KB Output is correct
23 Correct 8 ms 4684 KB Output is correct
24 Correct 11 ms 4780 KB Output is correct
25 Correct 9 ms 4556 KB Output is correct
26 Correct 8 ms 4684 KB Output is correct

Subtask #3
50.0 / 50.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 0 ms 204 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 1 ms 460 KB Output is correct
6 Correct 1 ms 332 KB Output is correct
7 Correct 1 ms 460 KB Output is correct
8 Correct 1 ms 460 KB Output is correct
9 Correct 1 ms 332 KB Output is correct
10 Correct 1 ms 460 KB Output is correct
11 Correct 1 ms 460 KB Output is correct
12 Correct 1 ms 332 KB Output is correct
13 Correct 1 ms 460 KB Output is correct
14 Correct 8 ms 3532 KB Output is correct
15 Correct 1 ms 332 KB Output is correct
16 Correct 6 ms 2380 KB Output is correct
17 Correct 1 ms 332 KB Output is correct
18 Correct 11 ms 4428 KB Output is correct
19 Correct 8 ms 4364 KB Output is correct
20 Correct 8 ms 4448 KB Output is correct
21 Correct 11 ms 4768 KB Output is correct
22 Correct 9 ms 4556 KB Output is correct
23 Correct 8 ms 4684 KB Output is correct
24 Correct 11 ms 4780 KB Output is correct
25 Correct 9 ms 4556 KB Output is correct
26 Correct 8 ms 4684 KB Output is correct
27 Correct 340 ms 150380 KB Output is correct
28 Correct 2 ms 972 KB Output is correct
29 Correct 20 ms 11812 KB Output is correct
30 Correct 1 ms 716 KB Output is correct
31 Correct 250 ms 110596 KB Output is correct
32 Correct 287 ms 158036 KB Output is correct
33 Correct 245 ms 158608 KB Output is correct
34 Correct 293 ms 128372 KB Output is correct
35 Correct 294 ms 158064 KB Output is correct
36 Correct 267 ms 158604 KB Output is correct
37 Correct 361 ms 159156 KB Output is correct
38 Correct 195 ms 109752 KB Output is correct
39 Correct 169 ms 110236 KB Output is correct