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.util.Scanner;
import java.util.StringTokenizer;
import java.io.*;

// The "ProblemA" class.
public class ProblemA
{
    public static void main (String[] args) throws IOException
    {
		//Scanner inFile = new Scanner(new File("DATA_A.txt"));
		Scanner inSys = new Scanner(System.in);
		//PrintStream outFile = new PrintStream(new File("OUT_A.txt"));
		PrintStream outSys = new PrintStream(System.out);
		
		String[] presnames = {"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", "Bush", "Clinton", "Bush", "Obama"};
		int theinput = Integer.parseInt(inSys.nextLine());
		
		System.out.println(presnames[theinput - 1]);
    } // main method
} // ProblemA class