답안 #573111

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
573111 2022-06-05T21:17:23 Z colossal_pepe Bitaro the Brave (JOI19_ho_t1) C++17
100 / 100
101 ms 89344 KB
#include <iostream>
#include <vector>
using namespace std;

using ll = long long;

int h, w;
vector<string> g;
vector<vector<ll>> a;

ll solve() {
    ll ans = 0;
    for (int i = 0; i < h; i++) {
        ll c = 0;
        for (int j = 0; j < w; j++) {
            if (g[i][j] == 'J') c += a[h - 1][j] - a[i][j];
            else if (g[i][j] == 'O') ans += c;
        }
    }
    return ans;
}

int main() {
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);
    cin >> h >> w;
    g.resize(h), a.resize(h, vector<ll>(w, 0));
    for (int i = 0; i < h; i++) {
        cin >> g[i];
        for (int j = 0; j < w; j++) {
            a[i][j] = (g[i][j] == 'I') + (i > 0 ? a[i - 1][j] : 0);
        }
    }
    cout << solve() << '\n';
    return 0;
}
# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 0 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 0 ms 340 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 0 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 0 ms 340 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 3 ms 2132 KB Output is correct
15 Correct 1 ms 320 KB Output is correct
16 Correct 2 ms 1492 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 3 ms 2764 KB Output is correct
19 Correct 2 ms 2632 KB Output is correct
20 Correct 2 ms 2644 KB Output is correct
21 Correct 4 ms 2772 KB Output is correct
22 Correct 3 ms 2636 KB Output is correct
23 Correct 2 ms 2644 KB Output is correct
24 Correct 3 ms 2772 KB Output is correct
25 Correct 2 ms 2640 KB Output is correct
26 Correct 2 ms 2768 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 0 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 0 ms 340 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 3 ms 2132 KB Output is correct
15 Correct 1 ms 320 KB Output is correct
16 Correct 2 ms 1492 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 3 ms 2764 KB Output is correct
19 Correct 2 ms 2632 KB Output is correct
20 Correct 2 ms 2644 KB Output is correct
21 Correct 4 ms 2772 KB Output is correct
22 Correct 3 ms 2636 KB Output is correct
23 Correct 2 ms 2644 KB Output is correct
24 Correct 3 ms 2772 KB Output is correct
25 Correct 2 ms 2640 KB Output is correct
26 Correct 2 ms 2768 KB Output is correct
27 Correct 84 ms 84420 KB Output is correct
28 Correct 1 ms 596 KB Output is correct
29 Correct 6 ms 6740 KB Output is correct
30 Correct 1 ms 468 KB Output is correct
31 Correct 63 ms 62164 KB Output is correct
32 Correct 71 ms 88748 KB Output is correct
33 Correct 64 ms 89160 KB Output is correct
34 Correct 71 ms 71988 KB Output is correct
35 Correct 65 ms 88852 KB Output is correct
36 Correct 71 ms 89164 KB Output is correct
37 Correct 101 ms 89344 KB Output is correct
38 Correct 46 ms 61644 KB Output is correct
39 Correct 45 ms 61940 KB Output is correct