#include <bits/stdc++.h>
using namespace std;

int main() {
	int K, 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 >> K;
	cout << A[K-1] << "\n";
}