import java.util.Scanner;

public class Main{

	public static void main(String args[]){
		Scanner scan = new Scanner(System.in);
		int K = scan.nextInt();

		int[] N= {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(N[K-1]);
	}
}