Submission #945247

#	Time	Username	Problem	Language	Result	Execution time	Memory
945247		professionalACer	Bitaro the Brave (JOI19_ho_t1)	C++17	20 / 100	1049 ms	604 KiB

joi2019_ho_t1

#include <iostream>

using namespace std;

int main() {
    int H, W;
    cin >> H >> W;
    int ans = 0;
    char grid[H][W];
    for (int i = 0; i < H; i++) for (int j = 0; j < W; j++) cin >> grid[i][j];
    for (int i = 1; i <= H; i++) for (int j = 1; j <= W; j++) for (int k = i; k <= H; k++) for (int l = j; l <= W; l++) ans += (grid[i - 1][j - 1] == 'J' && grid[i - 1][l - 1] == 'O' && grid[k - 1][j - 1] == 'I');
    cout << ans << endl;
}

• Subtask 1: 20 / 20
• Subtask 2: 0 / 30
• Subtask 3: 0 / 50