import java.util.Scanner;
 
public class Main {
    public static void main(String[] args) {
        Integer[] K = {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};
        Scanner scan = new Scanner(System.in);
        Integer num = Integer.parseInt(scan.nextLine());

        System.out.println(K[num - 1]);
    }
}
