Submission #5989815

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Source Code Expand

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

using ll = long long;
#define FOR(i, m, n) for (int i = (m); i < (n); i++)
#define REP(i, n) FOR(i, 0, n)
#define ALL(c) (c).begin(), (c).end()
template<class T> inline bool chmin(T& a, T b) {if (a > b) {a = b; return true;} return false;}
template<class T> inline bool chmax(T& a, T b) {if (a < b) {a = b; return true;} return false;}
const int MOD = 1000000007;

int main() {
    string s;
    cin >> s;
    bool c = false;
  	REP(i, s.size()) {
        if (!c) {
            if (s[i] == 'C') {
                c = true;
            }
        } else {
            if (s[i] == 'F') {
                cout << "Yes" << endl;
                return 0;
            }
        }
    }
    cout << "No" << endl;    
}

Submission Info

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