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Description
The input contains two integers a1, a2 (0 ≤ ai ≤ 32), separated by a single space.
Output a single integer.
Input
The input contains two integers a1, a2 (0 ≤ ai ≤ 32), separated by a single space.
Output
Output a single integer.
Samples
1 1
0
3 7
0
13 10
1