Description

Given two integers x and y, print the sum.

Input

Two integers x and y, satisfying $0\leq x,y\leq 32767$ .

Output

One integer, the sum of x and y.

Samples

3
6
1 3 4 6 2 5
5
5 4 3 2 1
10
6 8 5 3 4 7 2 9 1 10

2
3
5 or more

Limitation

关于第二组数据:

5 4 3 2 1 3 2 5 4 1 3 4 1 2 5 1 2 3 4 5