#include <bits/stdc++.h>
using namespace std ;
int tmp = 0;
int a[33] = {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 main() {
	cin >> n ;
	cout << a[n] << endl ;
} 