import java.util.Scanner;

class Main{
  public static void main(String args[]){
    Scanner sc = new Scanner(System.in);
    int num[] = {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.print(num[sc.nextInt()-1]);
  }
}