Submission #4049615

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Source Code Expand

#include<bits/stdc++.h>

using namespace std;

char c[55][55];
int H, W, cnt;

int main() {
  cin >> H >> W;
  for (int i = 1; i <= H; i++) {
    for (int j = 1; j <= H; j++) {
      cin >> c[i][j];
    }
  }

  for (int i = 1; i <= H; i++) {
    for (int j = 1; j <= H; j++) {
      if (c[i][j] == '#' && c[i][j - 1] != '#' && c[i][j + 1] != '#' && c[i - 1][j] != '#' && c[i + 1][j] != '#') {
        cnt++;
      }
    }
  }
  if (cnt == 0) {
    cout << "Yes" << endl;
  } else {
    cout << "No" << endl;
  }
  return 0;
}

Submission Info

Judge Result