import java.util.*;

public class Main {

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

