func_code_string: #include <bits/stdc++.h>   int main() {     int r, c;     scanf( %d %d , &r, &c);     bool banR[1000] = {false};     bool banC[1000] = {false};     char map[100][100];     for (int i = 0; i < r; i++) {       scanf( %s , map[i]);     }     for (int i = 0; i < r; i++) {       for (int j = 0; j < c; j++) {         if (map[i][j] ==  S ) {           banR[i] = true;           banC[j] = true;         }       }     }     int minus = 0;     int ans = 0;     for (int i = 0; i < r; i++) {       if (banR[i] == false) {         ans += c;         minus++;       }     }     for (int i = 0; i < c; i++) {       if (banC[i] == false && minus <= r) {         ans += (r - minus);       }     }     printf( %d , ans);     return 0;   }   