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.*;
import java.lang.*;
 
public class Main
{
    public static void main (String[] args) throws java.lang.Exception
    {
                Scanner sc = new Scanner(System.in);
        int n = sc.nextInt();
        String[] presidents =
{
"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"
};
    System.out.println(presidents[n-1]);
        }
}