Submission #6002316

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Source Code Expand

#include <iostream>
#include <cstdio>
#include <cstring>

using namespace std;

string s;
int c,f;

int main()
{
    cin>>s;
    for(int i=0;i<s.size();i++)
        if(s[i]=='C')
        {
            c=i;
            break;
        }
    for(int i=s.size()-1;i>=0;i--)
        if(s[i]=='F')
        {
            f=i;
            break;
        }
    if(f>=c)
    {
        cout<<"Yes";
    }
    else
    {
        cout<<"No";
    }
    putchar('\n');
    return 0;
}

/*
CODEFESTIVAL

*/

Submission Info

Judge Result