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  1. #include<bits/stdc++.h>
  2. using namespace std;
  3. int main()
  4. {
  5.     int T;
  6.     scanf("%d",&T);
  7.     while(T--)
  8.     {
  9.         int n=0,i,j,sn1=0,sn2=0,slide=0,flag1=0,flag2=0;
  10.         scanf("%d",&n);
  11.         string s1;
  12.         string s2;
  13.         cin>>s1;
  14.         cin>>s2;
  15.         for(i=0;i<n;i++)
  16.         {
  17.             if(s1[i]=='*')
  18.             {
  19.                 sn1++;
  20.             }
  21.             if(s2[i]=='*')
  22.             {
  23.                sn2++;  
  24.             }
  25.         }
  26.         for(j=0;j<n;j++)
  27.         {
  28.  
  29.             if(sn1>0&&sn2==0)
  30.             {
  31.                 //printf("loop-2\n");
  32.                 if(s1[j]=='*'&&s1[j+1]=='*')
  33.                 {
  34.                     slide++;
  35.                 }
  36.             }
  37.             else if (sn1>0&&sn2>0)
  38.             {
  39.                 if(s1[j]=='*')
  40.                 {
  41.  
  42.                     flag1++;
  43.                     if(flag1==2)
  44.                     {
  45.                         flag1=0;
  46.                         flag2=0;
  47.                         slide++;
  48.                         j--;
  49.                     }
  50.                 }
  51.                 if(s2[j]=='*')
  52.                 {
  53.  
  54.                     flag2++;
  55.                     if(flag2==2)
  56.                     {
  57.                         flag2=0;flag1=0;
  58.                         j--;
  59.                         slide++;
  60.                     }
  61.                 }
  62.             }
  63.             else if(sn2>0&&sn1==0)
  64.             {
  65.                 if(s2[j]=='*'&&s2[j+1]=='*')
  66.                 {
  67.                     slide++;
  68.                 }
  69.             } 
  70.  
  71.         }
  72.         if(sn1>0&&sn2>0)
  73.         {
  74.             printf("%d\n",slide+1);
  75.         }
  76.         else 
  77.         {
  78.             printf("%d\n",slide);
  79.         }
  80.     }
  81. }
Success #stdin #stdout 0s 15240KB
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stdin
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*....**
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stdout
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https://ideone.com/nk7WeA
language:
C++14 (clang 8.0)
created:
6 years ago
visibility:
public

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