#include<stdio.h>

int main{
  
 int arr[] = {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",arr[k-1]);
 	 
 return 0;
}
