#include<stdio.h>
int main(void){
  int n,a[33]="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-1]);
  return 0;
}