# A+B for Input-Output Practice (V)

Input contains an integer N in the first line, and then N lines follow. Each line starts with a integer M, and then M integers follow in the same line.

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.

2
4 1 2 3 4
5 1 2 3 4 5


10
15


#### 统　计

 提交 6492 正确 4524 格式错误 21 答案错误 858 时间超限 145 输出超限 185 运行错误 270 编译错误 489