A+B for Input-Output Practice 2

 

Description

Your task is to calculate the sum of some integers.

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

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

Sample Output

10

15

6

代码

 

A+B for Input-Output Practice 2_第1张图片

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