416 人解决，439 人已尝试。
456 份提交通过，共有 713 份提交。
0.8 EMB 奖励。
单点时限: 2.0 sec
内存限制: 256 MB
Your task is to Calculate a + b.
Input contains multiple test cases. Each test case contains a pair of integers a and b, one pair of integers per line. A test case containing 0 0 terminates the input and this test case is not to be processed.
For each pair of input integers a and b you should output the sum of a and b in one line, and with one line of output for each line in input.
1 5 10 20 0 0
6 30
416 人解决，439 人已尝试。
456 份提交通过，共有 713 份提交。
0.8 EMB 奖励。
创建: 13 年，5 月前.
修改: 7 年，3 月前.
最后提交: 1 周前.
来源: N/A