#include <stdio.h>

int main(void)
  
{
  int a[] = {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 d;
  
  scanf("%d",&K);
    
  printf("%d\n",a[K--]);
  
  return 0;

}