Submission #1953636

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Source Code Expand

#include <iostream>
#include <string>
#include <algorithm>
#include <cmath>
#include <map>
#define MOD 1000000007LL
using namespace std;

int main(){
	string s;
	cin >> s;
	int cf = 0;
	int ff = 0;
	int cm = 1000;
	int lm = -1;
	for(int i = 0; i < s.size(); i++){
		if(s[i] == 'C' && i < cm){cf = 1; cm = i;}
		if(s[i] == 'F' && i > lm){ff = 1; lm = i;}
	}
	if(cf * ff == 0 || cm > lm) cout << "No" << endl;
	else cout << "Yes" << endl;
	return 0;
}

Submission Info

Judge Result