func_code_string: #include <bits/stdc++.h>   using namespace std;   int main() {     long long int q;     cin >> q;     while (q--) {       long long int n, m;       cin >> n >> m;       char s[n][m];       for (long long int i = 0; i < n; i++) {         for (long long int j = 0; j < m; j++) {           cin >> s[i][j];         }       }       long long int r[n], c[m];       for (long long int i = 0; i < n; i++) {         long long int temp = 0;         for (long long int j = 0; j < m; j++) {           if (s[i][j] ==  * ) {             temp++;           }         }         r[i] = temp;       }       for (long long int i = 0; i < m; i++) {         long long int temp = 0;         for (long long int j = 0; j < n; j++) {           if (s[j][i] ==  * ) {             temp++;           }         }         c[i] = temp;       }       long long int ans = INT_MAX;       for (long long int i = 0; i < n; i++) {         for (long long int j = 0; j < m; j++) {           long long int temp;           temp = n + m - r[i] - c[j];           if (s[i][j] ==  . ) {             temp--;           }           ans = min(ans, temp);         }       }       cout << ans << endl;     }   }   