#include <stdio.h>
int main()
{
  int Y;
  scanf("%d",&Y);
  if(Y % 4 == 0 & Y % 100!=0){
   printf("YES\n");
}
  else if(Y%100 == 0 & Y%400 == 0){
  printf("YES\n");
}
else{
 printf("NO\n");
}
return 0;
}