OnlineJudge 3 现已推出。点此体验新版：A+B for Input-Output Practice (VII) | SDUT OnlineJudge
A+B for Input-Output Practice (VII)
Time Limit: 1000 ms
Memory Limit: 65536 KiB
Problem Description
Your task is to Calculate a + b.
Input
The input will consist of a series of pairs of integers a and b, separated by a space, one pair of integers per line.
Output
For each pair of input integers a and b you should output the sum of a and b, and followed by a blank line.
Sample Input
1 5 10 20
Sample Output
6 30
Hint
Source
HDOJ