#include<iostream>
using namespace std;

int main() {
	int k;
	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 };
	scanf_s("%d",&k);
	printf("%d", a[k-1]);
	
}