func_code_string: #include <bits/stdc++.h>   using namespace std;   int n, hp = 0, row[100], col[100];   char cake[101][101];   int main() {     for (int i = 0; i < 100; ++i) {       row[i] = 0, col[i] = 0;     }     cin >> n;     for (int i = 0; i < n; i++) {       for (int j = 0; j < n; j++) {         cin >> cake[i][j];         if (cake[i][j] ==  C ) {           ++row[j];           ++col[i];         }       }     }     for (int i = 0; i < n; i++) {       hp += (row[i] * (row[i] - 1)) / 2;       hp += (col[i] * (col[i] - 1)) / 2;     }     cout << hp;     return 0;   }   