func_code_string: #include <bits/stdc++.h>   using namespace std;   int main() {     int n;     cin >> n;     char arr[n][n];     for (int i = 0; i < n; i++) {       for (int j = 0; j < n; j++) {         cin >> arr[i][j];       }     }     pair<int, int> p[n * n];     int in = 0;     for (int i = 0; i < n; i++) {       for (int j = 0; j < n; j++) {         if (arr[i][j] ==  C ) {           p[in] = make_pair(i, j);           in++;         }       }     }     int cnt = 0;     for (int i = 0; i < in; i++) {       for (int j = i + 1; j < in; j++) {         if (p[i].first == p[j].first || p[i].second == p[j].second) {           cnt++;         }       }     }     cout << cnt << endl;   }   