import java.util.*;

public class Main {

    public static void main(String[] args) {
        // input
        Scanner sc = new Scanner(System.in);
        int[] list = {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(list[sc.nextInt() - 1]);
    }
}