Submission #1689354

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Source Code Expand

#include<iostream>
#include<string>
using namespace std;

int main(){
    string s;
    cin >> s;
    int k = 101;
    int l = -1;
    for(int i=0; i<s.size(); i++){
        if(s[i] == 'C' && l < k) k = i;
        else if(s[i] == 'F' && l < k) l = i;
    }
    if(k<l) cout << "Yes" << endl;
    else cout << "No" << endl;
}

Submission Info

Judge Result