#include <bits/stdc++.h>
using namespace std;
int main(){
	string s;
	cin >>s;
	if (s[s.size()-1]=='2'||s[s.size()-1]=='4'||s[s.size()-1]=='0'||s[s.size()-1]=='6'||s[s.size()-1]=='8'){
		cout <<"YES";
	}
	else{
		cout <<"NO";
	}
	return 0;
}