Submission #5943947

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Source Code Expand

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

int H, W;
vector<string> grid;
const int nx[4] = {0, 0, 1, -1};
const int ny[4] = {1, -1, 0, 0};
 
int main() {
    cin >> H >> W;
    grid.resize(H);
    for (int i = 0; i < H; i++) cin >> grid[i];
    const int conditx[4] = {-1, -1, W-1, 0};
    const int condity[4] = {H-1, 0, -1, -1};
    int flag = 1;
    for (int x = 0; x < H && flag; x++) {
        for (int y = 0; y < W && flag; y++) {
            int tempflag = 0;
            for (int i = 0; i < 4; i++) {
                if (!tempflag && x != conditx[i] && y != condity[i] && grid[y+ny[i]][x+nx[i]] == '#') tempflag = 1;
            }
            flag = tempflag;
        }
    }
    string ans = flag ? "Yes" : "No";
    cout << ans << endl;
}

Submission Info

Judge Result