#include<bits/stdc++.h>
using namespace std;
int main()
{
	int n;
	cin>>n;
	if(n%400==0)	cout<<"yes";
	else  if(n%100!=0&&n%4==0) cout<<"yes";
	
	else cout<<"no";



	return 0;
}

/**************************************************************
	Problem: 1646
	User: 21A
	Language: C++
	Result: Accepted
	Time:11 ms
	Memory:2072 kb
****************************************************************/