Submission #942422

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Source Code Expand

#include<cstdio>
#include<cstdlib>
#include<cstring>
#include<cmath>
#include<ctime>
#include<cctype>
#include<climits>
#include<iostream>
#include<string>
#include<vector>
#include<map>
#include<list>
#include<queue>
#include<deque>
#include<algorithm>
#include<numeric>
#include<utility>
#include<complex>
#include<memory>
#include<functional>
 
using namespace std;
 
#define ALL(g) (g).begin(),(g).end()
#define REP(i, x, n) for(int i = x; i < n; i++)
#define rep(i,n) REP(i,0,n)
#define F(i,j,k) fill(i[0],i[0]+j*j,k)
#define P(p) cout<<(p)<<endl;
#define EXIST(s,e) ((s).find(e)!=(s).end())
#define INF 1<<25
#define pb push_back
 
typedef vector<int> vi;
typedef vector<long long> vl;
typedef vector<double> vd;
typedef pair<int,int> pii;
typedef pair<long,long> pll;
typedef long long ll;

int main(){
  string s;
  int i,n;
  bool cf = false;
  bool ff = false;

  cin >> s;

  for(i = 0;i < s.size();i++){
    if(s[i] == 'C'){
      cf = true;
    }
    else if(s[i] == 'F' && cf){
      ff = true;
    }
  }

  if(ff){
    cout << "Yes" << endl;
  }
  else{
    cout << "No" << endl;
  }

  return 0;
}

Submission Info

Judge Result