QR code
题目描述
![](https://cdn.luogu.com.cn/upload/vjudge_pic/CF290B/d0a8acb40db4893f5cd05b650f4206e9b618f001.png)
输入输出格式
输入格式
The input contains two integers $ a_{1},a_{2} $ ( $ 0<=a_{i}<=32 $ ), separated by a single space.
输出格式
Output a single integer.
输入输出样例
输入样例 #1
1 1
输出样例 #1
0
输入样例 #2
3 7
输出样例 #2
0
输入样例 #3
13 10
输出样例 #3
1