Submission #941960

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Source Code Expand

#include <bits/stdc++.h>

using namespace std;

typedef long long ll;
typedef pair<ll, ll> pll;

int main() {
    ios_base::sync_with_stdio(0);
    string s;
    cin >> s;
    int p = 0;
    while (p < s.length() && s[p] != 'C')
        p++;
    while (p < s.length() && s[p] != 'F')
        p++;
    cout << (p == s.length() ? "No" : "Yes") << endl;
    return 0;
}

Submission Info

Judge Result