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 you must note that there is a blank line between outputs.

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


10

15

6

 提交 1492 正确 994 格式错误 187 答案错误 183 时间超限 40 输出超限 7 运行错误 18 编译错误 63