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  1.     #include<bits/stdc++.h>
  2.     using namespace std;
  3.  
  4.     int main(){
  5.         int t;
  6.         cin >> t;
  7.         while(t--){
  8.             int n;
  9.             cin >> n;
  10.             char arr[2][n],a[2][n];
  11.             for(int i=0;i<2;i++){
  12.                 for(int j=0;j<n;j++)
  13.                 cin >> a[i][j];
  14.             }
  15.             int flag=0;
  16.             int x=0;
  17.             for(int i=0;i<n;i++)
  18.             {
  19.                 if(a[0][i]=='.'&&a[1][i]=='.')
  20.                     ;
  21.                 else
  22.                 {
  23.                     arr[0][x]=a[0][i];
  24.                     arr[1][x++]=a[1][i];
  25.                 }
  26.               //  if(a[1][i]=='*'&&a[0][i]=='*') flag=1;
  27.             }
  28.             int ans=x;
  29.             int c1=0;
  30.             int c2=0;
  31.             for(int i=0;i<x;i++){
  32.                if(arr[0][i]=='*' && arr[1][i]=='.' && arr[0][i+1]=='.' && arr[1][i+1]=='*'){
  33.                     ans--;
  34.                     i++;
  35.                 }
  36.                 else if(arr[0][i]=='.' && arr[1][i]=='*' && arr[0][i+1]=='*' && arr[1][i+1]=='.'){
  37.                     ans--;
  38.                     i++;
  39.                 }
  40.  
  41.             }
  42.             for(int i=0;i<x;i++){
  43.                 if(arr[0][i]=='*')
  44.                 c1++;
  45.             }
  46.             for(int i=0;i<x;i++){
  47.                 if(arr[1][i]=='*')
  48.                 c2++;
  49.             }
  50.             if(c1==0 || c2==0)
  51.             ans--;
  52.          //    if(flag==0) ans--;
  53.             if(ans<0)
  54.             ans=0;
  55.             cout << ans << endl;
  56.         }
  57.         return 0;
  58.     }
Success #stdin #stdout 0s 16064KB
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https://ideone.com/Ym6D1T
language:
C++14 (gcc 8.3)
created:
6 years ago
visibility:
public

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