#include<stdio.h>
int main(){
	int array[32] = [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 i;
	scanf("%d", &i);
	printf("%d", array[i+1]);
  return 0;
}
