#include<stdio.h>
#include<math.h>
int main()
{
	int n,a[]={0, 1, 1, 1, 2, 1, 2, 1, 5, 2, 2, 1, 5, 1, 2, 1, 14, 1, 5, 1, 5, 2, 2, 1, 15, 2, 2, 5, 4, 1, 4, 1, 51};
	scanf("%d",&n);
	printf("%d",a[n]);
	return 0;
}