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sccas

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Sep 26th, 2018
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C++ 0.45 KB | None | 0 0
  1. #include <iostream>
  2. #include <string>
  3. using namespace std;
  4.  
  5. int main()
  6. {
  7.     string str;
  8.     cin>>str;
  9.     int cnt=0;
  10.     for(int i=0;i<str.size();i++){
  11.         for(int j=0;j<str.size();j++){
  12.             for(int k=0;k<str.size();k++){
  13.                 if((str[i] == "Q" && str[j] == "A" && str[k] == "Q") && (i!=j && i!=k && j!=k)){
  14.                     cnt++;
  15.                 }
  16.             }
  17.         }
  18.     }
  19.     cout<<cnt;
  20.     return 0;
  21. }
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