import java.util.Scanner;

public class Main {

    public static void main(String[] args) {
        final String[] array = "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".split(", ");
        final Scanner scanner = new Scanner(System.in);
        final int index = scanner.nextInt() - 1;

        System.out.println(array[index]);
    }
}
