import java.util.Scanner;

public class Main {

	public static void main(String[] args) {
		try(Scanner sc = new Scanner(System.in)){
			int K = Integer.parseInt(sc.next());
			int[] array = 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};
			System.out.println(array[K-1]);
		}	
	}
}
