#include
using namespace std;
int main()
{
int a;
cin>>a;
if(a%4==0)
{
cout<<"yes";
}
else
{
cout<<"no";
}
return 0;
}
#include
int main()
{
int a;
scanf("%d",&a);
if( ( a%4==0 && a%100 != 0) || (a%400 == 0) )
{
printf("yes\n");
}
else
{
printf("no\n");
}
return 0;
}