답안 #391331

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
391331	2021-04-18T15:16:05 Z	timmyfeng	Bitaro the Brave (JOI19_ho_t1)	C++17	20 / 100	3 ms	848 KB

joi2019_ho_t1

#include <bits/stdc++.h>
using namespace std;

const int N = 3000;

int row[N], col[N];
string grid[N];

int main() {
    ios_base::sync_with_stdio(false);
    cin.tie(nullptr);

    int h, w;
    cin >> h >> w;

    for (int i = 0; i < h; ++i) {
        cin >> grid[i];
    }

    int ans = 0;
    for (int i = h - 1; i >= 0; --i) {
        for (int j = w - 1; j >= 0; --j) {
            if (grid[i][j] == 'J') {
                ans += row[i] * col[j];
            } else if (grid[i][j] == 'O') {
                ++row[i];
            } else {
                ++col[j];
            }
        }
    }

    cout << ans << "\n";
}

Subtask #1

20.0 / 20.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	332 KB	Output is correct
2	Correct	1 ms	332 KB	Output is correct
3	Correct	1 ms	332 KB	Output is correct
4	Correct	1 ms	332 KB	Output is correct
5	Correct	1 ms	332 KB	Output is correct
6	Correct	1 ms	332 KB	Output is correct
7	Correct	1 ms	424 KB	Output is correct
8	Correct	1 ms	332 KB	Output is correct
9	Correct	1 ms	332 KB	Output is correct
10	Correct	1 ms	416 KB	Output is correct
11	Correct	1 ms	336 KB	Output is correct
12	Correct	1 ms	332 KB	Output is correct
13	Correct	1 ms	332 KB	Output is correct

Subtask #2

0 / 30.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	332 KB	Output is correct
2	Correct	1 ms	332 KB	Output is correct
3	Correct	1 ms	332 KB	Output is correct
4	Correct	1 ms	332 KB	Output is correct
5	Correct	1 ms	332 KB	Output is correct
6	Correct	1 ms	332 KB	Output is correct
7	Correct	1 ms	424 KB	Output is correct
8	Correct	1 ms	332 KB	Output is correct
9	Correct	1 ms	332 KB	Output is correct
10	Correct	1 ms	416 KB	Output is correct
11	Correct	1 ms	336 KB	Output is correct
12	Correct	1 ms	332 KB	Output is correct
13	Correct	1 ms	332 KB	Output is correct
14	Correct	3 ms	720 KB	Output is correct
15	Correct	1 ms	332 KB	Output is correct
16	Correct	1 ms	588 KB	Output is correct
17	Correct	1 ms	332 KB	Output is correct
18	Correct	3 ms	844 KB	Output is correct
19	Correct	2 ms	844 KB	Output is correct
20	Incorrect	2 ms	848 KB	Output isn't correct
21	Halted	0 ms	0 KB	-

Subtask #3

0 / 50.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	332 KB	Output is correct
2	Correct	1 ms	332 KB	Output is correct
3	Correct	1 ms	332 KB	Output is correct
4	Correct	1 ms	332 KB	Output is correct
5	Correct	1 ms	332 KB	Output is correct
6	Correct	1 ms	332 KB	Output is correct
7	Correct	1 ms	424 KB	Output is correct
8	Correct	1 ms	332 KB	Output is correct
9	Correct	1 ms	332 KB	Output is correct
10	Correct	1 ms	416 KB	Output is correct
11	Correct	1 ms	336 KB	Output is correct
12	Correct	1 ms	332 KB	Output is correct
13	Correct	1 ms	332 KB	Output is correct
14	Correct	3 ms	720 KB	Output is correct
15	Correct	1 ms	332 KB	Output is correct
16	Correct	1 ms	588 KB	Output is correct
17	Correct	1 ms	332 KB	Output is correct
18	Correct	3 ms	844 KB	Output is correct
19	Correct	2 ms	844 KB	Output is correct
20	Incorrect	2 ms	848 KB	Output isn't correct
21	Halted	0 ms	0 KB	-