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) {
		// TODO Auto-generated method stub
		Scanner in =new Scanner(System.in);
		int a=in.nextInt();
		int b=0;
		b|=a&(1<<5);
		b|=a&(1<<1);
		b|=(a&1)<<4;
		b|=(a&(1<<4))>>4;
		b|=(a&(1<<2))<<1;
		b|=(a&(1<<3))>>1;
		System.out.println(b);
	}

}