Educational Codeforces Round 68 (Rated for Div. 2)---B

http://codeforces.com/contest/1194/problem/B

 /* */
 # include <bits/stdc++.h>
 using namespace std;

 int r[], c[];
 string s[];

 int main()
 {
     int n, m, q;
     scanf("%d", &q);
     while( q-- )
     {
         scanf("%d %d", &n, &m);
         for(int i=; i<n; i++ )
             cin>>s[i];
         int cnt = ;
         for( int i=; i<n; i++ )
         {
             cnt=;
             for( int j=; j<m; j++ )
             {
                 if( s[i][j]=='.' )
                     cnt++;
             }
             r[i] = cnt;
         }
         for( int j=; j<m; j++ )
         {
             cnt = ;
             for( int i=; i<n; i++ )
             {
                 if( s[i][j]=='.' )
                     cnt++;
             }
             c[j] = cnt;
         }
         int ans = ;
         for( int i=; i<n; i++ )
         {
             for(int j=; j<m; j++ )
             {
                 int temp = r[i]+c[j];
                 if( s[i][j]=='.' )
                     temp--;
                 ans = min(ans, temp);
             }
         }
         printf("%d\n", ans);
     }
     return ;
 }