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- #include <iostream>
- #include <string>
- using namespace std;
- int main()
- {
- string str;
- cin>>str;
- int cnt=0;
- for(int i=0;i<str.size();i++){
- for(int j=0;j<str.size();j++){
- for(int k=0;k<str.size();k++){
- if((str[i] == "Q" && str[j] == "A" && str[k] == "Q") && (i!=j && i!=k && j!=k)){
- cnt++;
- }
- }
- }
- }
- cout<<cnt;
- return 0;
- }
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