package com.sample;

import java.util.Scanner;

public class Main {
	public static void main(String[] args) {
		int[] ints = { 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 };
		try (Scanner sc = new Scanner(System.in)) {
			int k = sc.nextInt();
			System.out.println(ints[k - 1]);
		}
	}
}
