问题 1091: A+B for Input-Output Practice (VII)

时间限制: 1Sec 内存限制: 64MB 提交: 2480 解决: 1467

题目描述
Your task is to Calculate a + b.
输入
The input will consist of a series of pairs of integers a and b, separated by a space, one pair of integers per line.
输出
For each pair of input integers a and b you should output the sum of a and b, and followed by a blank line.
样例输入
1 5
10 20
样例输出
6

30
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 提交 2480
 正确 1467
 格式错误 567
 答案错误 168
 时间超限 6
 输出超限 133
 运行错误 29
 编译错误 110