**Problem Description**

**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 with one line of output for each line in input.

**Sample Input**

2 4 1 2 3 4 5 1 8 3 4 5

**Sample Output**

10 21