Problem: <image>

Input

The input contains two integers a1, a2 (0 ≤ ai ≤ 32), separated by a single space.

Output

Output a single integer.

Examples

Input

1 1


Output

0


Input

3 7


Output

0


Input

13 10


Output

1

Solution (in JAVA):

Solution:
import java.util.Arrays;
import java.util.Scanner;

public class Main2 {
    public static void main(String args[]){
        Scanner input = new Scanner(System.in);
        int y = input.nextInt();
        int x = input.nextInt();
        System.out.println(QR(x,y));
    }
    
    public static int QR(int x,int y){
    	int[][] st = {{1,1,1,1,1,1,1,0,1,0,1,0,1,0,1,1,1,1,1,0,0,1,0,1,0,0,1,1,1,1,1,1,1},
    				  {1,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,1,0,1,0,1,1,0,0,0,1,0,0,0,0,0,1},
    				  {1,0,1,1,1,0,1,0,0,1,1,0,1,1,0,0,0,0,0,1,1,0,1,0,0,0,1,0,1,1,1,0,1},
    				  {1,0,1,1,1,0,1,0,1,0,1,1,0,0,1,0,0,1,1,1,1,1,0,1,0,0,1,0,1,1,1,0,1},
    				  {1,0,1,1,1,0,1,0,1,1,0,0,0,1,1,0,0,0,1,1,1,1,0,0,1,0,1,0,1,1,1,0,1},
    				  {1,0,0,0,0,0,1,0,1,0,1,0,1,0,1,0,1,1,0,1,0,0,0,0,1,0,1,0,0,0,0,0,1},
    				  {1,1,1,1,1,1,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1,1,1,1,1,1,1},
    				  {0,0,0,0,0,0,0,0,1,1,1,1,1,0,1,1,1,1,1,0,0,1,1,1,1,0,0,0,0,0,0,0,0},
    				  {1,0,0,0,1,0,1,1,1,1,0,0,1,0,0,0,0,1,0,1,1,1,1,0,1,1,1,1,1,1,0,0,1},
    				  {1,1,0,1,1,1,0,0,1,1,1,1,1,1,1,1,0,0,1,0,0,0,0,1,0,0,0,1,0,1,1,0,0},
    				  {0,1,1,1,0,0,1,1,1,0,1,0,0,0,0,1,0,1,0,0,0,1,1,1,0,1,0,0,0,1,0,1,0},
    				  {0,1,1,1,1,0,0,0,0,1,1,0,0,0,1,1,1,1,1,1,0,1,0,1,1,0,0,0,0,0,0,1,1},
    				  {1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,0,0,0,1,1,1,0,0,1,0,0,1,0,1,1,0,0,0},
    				  {1,1,1,0,0,0,0,1,0,1,1,1,0,1,0,0,1,1,0,1,0,0,1,1,0,1,0,1,0,0,1,0,0},
    				  {1,0,1,0,1,0,1,0,0,0,1,0,1,1,0,0,1,0,1,1,0,1,0,1,0,1,0,0,0,0,0,1,0},
    				  {1,0,1,1,0,0,0,0,0,1,0,1,0,1,0,0,0,1,1,1,1,1,0,1,0,0,0,0,0,0,0,0,0},
    				  {0,0,0,0,1,0,1,0,0,0,1,1,0,0,1,1,0,1,0,0,0,1,1,1,1,0,1,0,1,1,0,1,0},
    				  {1,0,1,0,0,1,0,0,1,1,1,1,1,0,1,1,1,1,0,0,0,1,0,1,0,1,0,0,0,1,1,1,0},
    				  {1,0,1,1,0,1,1,1,1,1,1,1,0,0,0,1,0,0,1,0,0,0,0,1,1,1,0,0,0,1,0,0,0},
    				  {0,0,0,0,1,0,0,1,1,0,0,0,1,0,0,1,1,0,0,0,0,0,1,1,0,1,0,0,0,0,0,1,0},
    				  {0,0,1,1,0,1,1,0,1,0,0,1,1,0,1,1,1,0,0,1,0,0,1,0,0,1,1,0,1,1,0,0,0},
    				  {0,1,1,1,0,1,0,1,1,0,1,0,0,0,1,0,0,0,1,1,1,1,0,1,0,1,0,1,0,0,1,1,0},
    				  {1,1,1,0,1,0,1,0,0,1,1,0,0,1,1,1,0,1,0,0,1,1,0,1,0,0,0,0,0,1,1,1,0},
    				  {1,1,0,0,0,1,0,1,0,0,1,0,1,0,1,1,1,1,0,0,0,1,0,1,1,1,1,1,1,1,0,0,0},
    				  {0,0,1,0,0,0,1,1,1,0,1,1,1,0,0,0,0,1,0,1,0,1,1,0,1,1,1,1,1,0,0,0,0},
    				  {0,0,0,0,0,0,0,0,1,1,1,0,0,1,0,1,1,0,1,0,0,0,1,0,1,0,0,0,1,0,1,1,0},
    				  {1,1,1,1,1,1,1,0,1,0,0,0,1,0,1,1,1,1,0,0,0,1,1,0,1,0,1,0,1,1,0,1,0},
    				  {1,0,0,0,0,0,1,0,0,1,1,1,0,1,0,1,0,1,1,1,1,1,0,0,1,0,0,0,1,1,0,1,1},
    				  {1,0,1,1,1,0,1,0,1,0,0,1,0,1,0,0,0,0,1,0,1,0,0,0,1,1,1,1,1,1,0,0,0},
    				  {1,0,1,1,1,0,1,0,0,0,1,1,0,1,0,0,1,0,0,1,0,1,1,1,1,1,1,0,1,1,0,1,0},
    				  {1,0,1,1,1,0,1,0,0,1,0,0,0,1,1,0,1,1,1,1,0,1,1,0,1,0,1,1,1,0,0,0,0},
    				  {1,0,0,0,0,0,1,0,0,1,1,0,0,1,1,0,0,1,1,1,1,1,0,0,1,1,1,1,0,0,0,0,0},
    				  {1,1,1,1,1,1,1,0,1,1,0,1,0,0,0,1,0,1,0,0,1,1,0,1,1,1,0,0,1,0,0,0,1}};
    	return (st[y][x]);
    }
}