#include <stdio.h>
 
int main (void)
 
{
int N[34] = {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};
 
int k;
 
scanf("%d",&k);
 
printf("%d",m[k]);
 
return 0;
}