Submission #942391

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Source Code Expand

#include <cstdio>
#include <iostream>
#include <algorithm>
#include <cstring>
#include <cmath>
#include <vector>
#include <map>
 
using namespace std;
typedef long long ll;
 
int main(){
  string s;
  bool f1 = false;
  bool f2 = false;
  cin >> s;
  int n = s.length();
  for(int i = 0;i < n; i++){
    if(s[i] == 'C'){
      f1 = true;
    }
    if(s[i] == 'F' && f1 == true){
      f2 = true;
    }
  }
  if(f1 == true && f2 == true){
    cout << "Yes" << endl;
  }else{
    cout << "No" << endl;
  }
  
  
  return 0;
}

Submission Info

Judge Result