#include<iostream>
using namespace std;

int a[37] = {0,1, 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;

int main()
{
	cin >> k;
	cout << a[k];
	return 0;
}