Problem L: A+B for Input-Output Practice

### Problem L: A+B for Input-Output Practice

Time Limit: 1 Sec  Memory Limit: 64 MB
Submit: 885  Solved: 526
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#### Input

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

#### Output

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.

#### Sample Input Copy

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


#### Sample Output Copy

10

15

6