Submission #1556039

---

Source Code Expand

#include<bits/stdc++.h>
using namespace std;



int main(){
	long long len,sum=0;
	string s;
	cin >> s;
	len=s.size();
	for(long long i=1;i<len-1;i++){
		if(s[i]=='D') sum+=i+(len-(i+1))*2;
		else sum+=(len-(i+1))+i*2;
	}
	
	cout << sum+(len-1)*2 << endl;
	return 0;
}

Submission Info

Judge Result