

import java.util.Scanner;

public class Main {

    
    public static void main(String[] args) {
     Scanner scanner = new Scanner(System.in);
     int n = scanner.nextInt();
     int[] nums = {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};
             System.out.println(nums[n-1]);
    }
    
}
