import java.util.*;
import java.util.stream.*;

public class Main {

    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int arr[] =  new int[]{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 n = sc.nextInt();
        System.out.println(arr[n-1]);
    }

}
