题目描述

What's the most program does people write when they first learn programming.Is it "Hello World！"？No it's A+B Problem.Now you should slove it in the contest as fast as you can.

输入要求

two integers(the absoulate value of them will not exceeds 1*10^9)

输出要求

the sum of the two numbers

输入样例

2 3
4 7
9 9

输出样例

5
11
18

提示

来源

宁大第三届院赛