import java.util.*;
import java.io.*;

public class Main{
  public static void main(String[] args)throws Exception{
    Scanner sc = new Scanner(System.in);
    int[] arr = {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()-1;
    System.out.println(arr[N]);
  }
}