Problem: 

Input

The input contains a single integer a (0 ≤ a ≤ 35).

Output

Output a single integer.

Examples

Input

3


Output

8


Input

10


Output

1024

Solution (in JAVA):

Solution:

import java.util.*;

public class C {
	public static void main(String[] args) {
		Scanner sc=new Scanner(System.in);
		int n=sc.nextInt();
		int a[]=new int[6];
		for(int i=5;i>=0;i--){
			a[i]=n%2;
			n/=2;
		};
		System.out.println(Integer.valueOf(a[0]+""+a[5]+""+a[3]+""+a[2]+""+a[4]+""+a[1],2));
	}
	
}