#include<stdio.h>
int main(){
int *ary={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\n",ary[K-1]);
  return 0;
}