답안 #713012

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
713012 2023-03-20T20:32:42 Z thimote75 Bitaro the Brave (JOI19_ho_t1) C++14
100 / 100
422 ms 153436 KB
#include <bits/stdc++.h>

using namespace std;

#define num long long

const int W = 3000;
const int H = W;

num dp0[W][H];
num dp1[W][H];
bool dp2[W][H];

int main () {
    int w, h;
    cin >> w >> h;

    for (int i = 0; i < w; i ++) {
        string b;
        cin >> b;

        for (int j = 0; j < h; j ++) {
            if (b[j] == 'J') dp2[i][j] = true;
            if (b[j] == 'O') dp1[i][j] = 1;
            if (b[j] == 'I') dp0[i][j] = 1;
        }
    }

    for (int i = w - 2; i >= 0; i --)
        for (int j = 0; j < h; j ++)
            dp0[i][j] += dp0[i + 1][j];
    for (int j = h - 2; j >= 0; j --)
        for (int i = 0; i < w; i ++)
            dp1[i][j] += dp1[i][j + 1];
    
    num ans = 0;
    for (int i = 0; i < w; i ++)
        for (int j = 0; j < h; j ++)
            if (dp2[i][j])
                ans += dp0[i][j] * dp1[i][j];
    
    cout << ans;
}
# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 304 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 1492 KB Output is correct
6 Correct 1 ms 1464 KB Output is correct
7 Correct 1 ms 1364 KB Output is correct
8 Correct 1 ms 1492 KB Output is correct
9 Correct 1 ms 1492 KB Output is correct
10 Correct 1 ms 1340 KB Output is correct
11 Correct 1 ms 1492 KB Output is correct
12 Correct 1 ms 1492 KB Output is correct
13 Correct 1 ms 1340 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 304 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 1492 KB Output is correct
6 Correct 1 ms 1464 KB Output is correct
7 Correct 1 ms 1364 KB Output is correct
8 Correct 1 ms 1492 KB Output is correct
9 Correct 1 ms 1492 KB Output is correct
10 Correct 1 ms 1340 KB Output is correct
11 Correct 1 ms 1492 KB Output is correct
12 Correct 1 ms 1492 KB Output is correct
13 Correct 1 ms 1340 KB Output is correct
14 Correct 11 ms 8900 KB Output is correct
15 Correct 3 ms 4920 KB Output is correct
16 Correct 6 ms 5184 KB Output is correct
17 Correct 1 ms 468 KB Output is correct
18 Correct 13 ms 9860 KB Output is correct
19 Correct 10 ms 9728 KB Output is correct
20 Correct 11 ms 9684 KB Output is correct
21 Correct 12 ms 9832 KB Output is correct
22 Correct 11 ms 9736 KB Output is correct
23 Correct 10 ms 9664 KB Output is correct
24 Correct 12 ms 9940 KB Output is correct
25 Correct 10 ms 9736 KB Output is correct
26 Correct 10 ms 9708 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 304 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 1492 KB Output is correct
6 Correct 1 ms 1464 KB Output is correct
7 Correct 1 ms 1364 KB Output is correct
8 Correct 1 ms 1492 KB Output is correct
9 Correct 1 ms 1492 KB Output is correct
10 Correct 1 ms 1340 KB Output is correct
11 Correct 1 ms 1492 KB Output is correct
12 Correct 1 ms 1492 KB Output is correct
13 Correct 1 ms 1340 KB Output is correct
14 Correct 11 ms 8900 KB Output is correct
15 Correct 3 ms 4920 KB Output is correct
16 Correct 6 ms 5184 KB Output is correct
17 Correct 1 ms 468 KB Output is correct
18 Correct 13 ms 9860 KB Output is correct
19 Correct 10 ms 9728 KB Output is correct
20 Correct 11 ms 9684 KB Output is correct
21 Correct 12 ms 9832 KB Output is correct
22 Correct 11 ms 9736 KB Output is correct
23 Correct 10 ms 9664 KB Output is correct
24 Correct 12 ms 9940 KB Output is correct
25 Correct 10 ms 9736 KB Output is correct
26 Correct 10 ms 9708 KB Output is correct
27 Correct 403 ms 153424 KB Output is correct
28 Correct 12 ms 25724 KB Output is correct
29 Correct 22 ms 13780 KB Output is correct
30 Correct 1 ms 708 KB Output is correct
31 Correct 310 ms 128436 KB Output is correct
32 Correct 358 ms 153416 KB Output is correct
33 Correct 337 ms 153048 KB Output is correct
34 Correct 345 ms 148428 KB Output is correct
35 Correct 358 ms 153436 KB Output is correct
36 Correct 337 ms 152960 KB Output is correct
37 Correct 422 ms 153420 KB Output is correct
38 Correct 251 ms 127720 KB Output is correct
39 Correct 240 ms 127972 KB Output is correct