#include<iostream>
using namespace std;
int main()
{
	int n,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};
	cin >> n;
	cout << a[n-1] << endl;
	return 0;
}