oj.uz

Submission #99244

# Submission time Handle Problem Language Result Execution time Memory
99244 2019-03-02T02:40:50 Z imeimi2000 Bitaro the Brave (JOI19_ho_t1) C++17
100 / 100
 181 ms 85456 KB 
#include <iostream>
#include <algorithm>
#include <vector>

using namespace std;
typedef long long llong;

int h, w;
char grid[3000][3001];
int Ocnt[3001][3001];
int Icnt[3001][3001];
int main() {
    ios_base::sync_with_stdio(0); cin.tie(0);
    cin >> h >> w;
    for (int i = 0; i < h; ++i) {
        cin >> grid[i];
    }
    for (int i = h; i--; ) {
        for (int j = w; j--; ) {
            Ocnt[i][j] = Ocnt[i][j + 1];
            Icnt[i][j] = Icnt[i + 1][j];
            if (grid[i][j] == 'O') ++Ocnt[i][j];
            if (grid[i][j] == 'I') ++Icnt[i][j];
        }
    }
    llong ans = 0;
    for (int i = 0; i < h; ++i) {
        for (int j = 0; j < w; ++j) {
            if (grid[i][j] == 'J') ans += Ocnt[i][j] * Icnt[i][j];
        }
    }
    printf("%lld\n", ans);
    return 0;
}

Subtask #1
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 512 KB Output is correct
2 Correct 3 ms 384 KB Output is correct
3 Correct 2 ms 384 KB Output is correct
4 Correct 2 ms 384 KB Output is correct
5 Correct 3 ms 1536 KB Output is correct
6 Correct 4 ms 1536 KB Output is correct
7 Correct 3 ms 1408 KB Output is correct
8 Correct 3 ms 1536 KB Output is correct
9 Correct 3 ms 1536 KB Output is correct
10 Correct 4 ms 1408 KB Output is correct
11 Correct 3 ms 1536 KB Output is correct
12 Correct 3 ms 1536 KB Output is correct
13 Correct 4 ms 1408 KB Output is correct

Subtask #2
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 512 KB Output is correct
2 Correct 3 ms 384 KB Output is correct
3 Correct 2 ms 384 KB Output is correct
4 Correct 2 ms 384 KB Output is correct
5 Correct 3 ms 1536 KB Output is correct
6 Correct 4 ms 1536 KB Output is correct
7 Correct 3 ms 1408 KB Output is correct
8 Correct 3 ms 1536 KB Output is correct
9 Correct 3 ms 1536 KB Output is correct
10 Correct 4 ms 1408 KB Output is correct
11 Correct 3 ms 1536 KB Output is correct
12 Correct 3 ms 1536 KB Output is correct
13 Correct 4 ms 1408 KB Output is correct
14 Correct 11 ms 7552 KB Output is correct
15 Correct 7 ms 4992 KB Output is correct
16 Correct 6 ms 4352 KB Output is correct
17 Correct 2 ms 512 KB Output is correct
18 Correct 12 ms 7936 KB Output is correct
19 Correct 10 ms 7936 KB Output is correct
20 Correct 11 ms 7808 KB Output is correct
21 Correct 13 ms 8064 KB Output is correct
22 Correct 11 ms 7892 KB Output is correct
23 Correct 11 ms 7808 KB Output is correct
24 Correct 12 ms 7936 KB Output is correct
25 Correct 11 ms 7848 KB Output is correct
26 Correct 10 ms 7780 KB Output is correct

Subtask #3
50.0 / 50.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 512 KB Output is correct
2 Correct 3 ms 384 KB Output is correct
3 Correct 2 ms 384 KB Output is correct
4 Correct 2 ms 384 KB Output is correct
5 Correct 3 ms 1536 KB Output is correct
6 Correct 4 ms 1536 KB Output is correct
7 Correct 3 ms 1408 KB Output is correct
8 Correct 3 ms 1536 KB Output is correct
9 Correct 3 ms 1536 KB Output is correct
10 Correct 4 ms 1408 KB Output is correct
11 Correct 3 ms 1536 KB Output is correct
12 Correct 3 ms 1536 KB Output is correct
13 Correct 4 ms 1408 KB Output is correct
14 Correct 11 ms 7552 KB Output is correct
15 Correct 7 ms 4992 KB Output is correct
16 Correct 6 ms 4352 KB Output is correct
17 Correct 2 ms 512 KB Output is correct
18 Correct 12 ms 7936 KB Output is correct
19 Correct 10 ms 7936 KB Output is correct
20 Correct 11 ms 7808 KB Output is correct
21 Correct 13 ms 8064 KB Output is correct
22 Correct 11 ms 7892 KB Output is correct
23 Correct 11 ms 7808 KB Output is correct
24 Correct 12 ms 7936 KB Output is correct
25 Correct 11 ms 7848 KB Output is correct
26 Correct 10 ms 7780 KB Output is correct
27 Correct 180 ms 84368 KB Output is correct
28 Correct 26 ms 26084 KB Output is correct
29 Correct 10 ms 7808 KB Output is correct
30 Correct 3 ms 640 KB Output is correct
31 Correct 141 ms 70904 KB Output is correct
32 Correct 119 ms 85368 KB Output is correct
33 Correct 121 ms 85228 KB Output is correct
34 Correct 172 ms 81460 KB Output is correct
35 Correct 133 ms 85456 KB Output is correct
36 Correct 126 ms 85068 KB Output is correct
37 Correct 181 ms 85416 KB Output is correct
38 Correct 87 ms 70776 KB Output is correct
39 Correct 94 ms 70540 KB Output is correct