func_code_string: #include <bits/stdc++.h>   const int MAXN = 100;   char cake[MAXN][MAXN + 1];   int main() {     int n;     scanf( %d , &n);     for (int row = 0; row < n; ++row) {       scanf( %s , cake[row]);     }     int pairs = 0;     for (int i = 0; i < n; ++i) {       int inRow = 0, inCol = 0;       for (int j = 0; j < n; ++j) {         inRow += cake[i][j] ==  C ;         inCol += cake[j][i] ==  C ;       }       pairs += inRow * (inRow - 1) / 2 + inCol * (inCol - 1) / 2;     }     printf( %d , pairs);     return 0;   }   