Tudor is sitting in math class, on his laptop. Clearly, he is not paying attention in this situation. However, he gets called on by his math teacher to do some problems. Since his math teacher did not expect much from Tudor, he only needs to do some simple addition problems. However, simple for you and it may not be simple for Tudor, so please help him!

Input Specification

The first line will contain an integer and the second line will contain another integer. These are the two integers Tudor needs to add.

Output Specification

Output the solution to the addition problem.

Sample Input

12
-16

Sample Output

-4