Problem: 

Input

The input contains a single integer a (1 ≤ a ≤ 40).

Output

Output a single string.

Examples

Input

2


Output

Adams


Input

8


Output

Van Buren


Input

29


Output

Harding

Solution (in JAVA):

Solution:

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;



public class MysteriousStrings {

	private static String[] presidents = new String[] {
			"Washington",
			"Adams",
			"Jefferson",
			"Madison",
			"Monroe",
			"Adams",
			"Jackson",
			"Van Buren",
			"Harrison",
			"Tyler",
			"Polk",
			"Taylor",
			"Fillmore",
			"Pierce",	
			"Buchanan",
			"Lincoln",
			"Johnson",
			"Grant",
			"Hayes",
			"Garfield",
			"Arthur",
			"Cleveland",
			"Harrison",
			"Cleveland",
			"McKinley",
			"Roosevelt",
			"Taft", 
			"Wilson",
			"Harding",
			"Coolidge",
			"Hoover",
			"Roosevelt",
			"Truman",
			"Eisenhower",
			"Kennedy",
			"Johnson",
			"Nixon",
			"Ford",
			"Carter",
			"Reagan"
	};
	
	/**
	 * @param args
	 * @throws IOException 
	 */
	public static void main(String[] args) throws IOException {
		BufferedReader in = new BufferedReader(new InputStreamReader(System.in));

		String s = "";
		String[] lineOne = null;
		if ((s = in.readLine()) != null)
			lineOne = s.split("\\s+");

		in.close();

		int numPresident = Integer.parseInt(lineOne[0]);

		System.out.println(presidents[numPresident-1]);
	}

}