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