import java.util.Scanner;

public class Main {

	public static void main(String... nui) {
		
		Scanner sc = new Scanner(System.in);
		
		int k = sc.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]);
		
	}

}
