文理学院程序设计在线练习


A+B for Input-Output Practice (VIII)

Time Limit: 1 Second(s)    Memory Limit: 32 MB

Total Submission(s): 3599   Accepted Submission(s): 1066
Problem 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