Submission #62765744

Source Code Expand

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#include<bits/stdc++.h>
using namespace std;
string s;
long long c;
int main(){
  cin>>s;
  int len=s.size();
  s=' '+s;
  for(int i=1;i<=len;i++){
    for(int j=1;j+i+j<=len;j++){
      if(s[i]=='A'&&s[i+j]=='B'&&s[i+j+j]=='C'){
        c++;
      }
    }
  }
  cout<<c;
  return 0;
}
 
 
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#include<bits/stdc++.h>
using namespace std;
string s;
long long c;
int main(){
	cin>>s;
	int len=s.size();
	s=' '+s;
	for(int i=1;i<=len;i++){
		for(int j=1;j+i+j<=len;j++){
			if(s[i]=='A'&&s[i+j]=='B'&&s[i+j+j]=='C'){
				c++;
			}
		}
	}
	cout<<c;
	return 0;
}

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