3657.QR code

Time Limit: 1s Memory Limit: 256MB
3657_1.png

Input Format(From the terminal/stdin)

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

Output Format(To the terminal/stdout)

Output a single integer.

Sample Input 1

Copy 
1 1
 · \n

Sample Output 1

Copy 
0
 \n

Sample Input 2

Copy 
3 7
 · \n

Sample Output 2

Copy 
0
 \n

Sample Input 3

Copy 
13 10
  ·  \n

Sample Output 3

Copy 
1
 \n

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