#include <bits/stdc++.h>
using namespace std;
int main(){
	int n;
	cin >>n;
	if (n%10%2==0||n/10%10%2==0||n%1000/10/10%2==0||n/1000%2==0){
		cout <<"YES";
	}
	else{
		cout <<"NO";
	}
	return 0;
}

#include<iostream> using namespace std; int main(){ int a; cin>>a; if(a/1000%20 || a/100%10%20 || a%100/10%20 || a%10%20){ cout<<"YES"<<endl; }else { cout<<"NO"<<endl; } return 0; }