回复 4楼 so_love
这个我倒是知道
题目的意思是如此的啊
Input contains multiple test cases. Each test case contains a integer N, and then N integers follow in the same line. A test case starting with 0 terminates the input and this test case is not to be processed.
For each group of input integers you should output their sum in one line, and with one line of output for each line in input