import java.util.*;

public class Main{
    public static void main(String args[]){
        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};
        Scanner sn = new Scanner(System.in);
        int K = sn.nextInt();
        System.out.println(N[K-1]);

    }
}