
import java.util.*;

public class Main {

    static final int MOD=1000000007;

    public static void main(String[] args) {

        Scanner sc = new Scanner(System.in);
        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};
        int k = sc.nextInt();
        System.out.println(n[k-1]);

    }
}
