
import java.util.Scanner;

public class Main {

	public static void main (String[] args)  {

		Scanner sc = new Scanner(System.in);
		
		int[] a = new int[] {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 s = sc.nextInt();
		
		
		System.out.println(a[s-1]);


	}




}
