A+B for Input-Output Practice (VIII)

Time Limit: 2000/1000 MS (Java/Others)

Memory Limit: 65536/32768 K (Java/Others)

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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

Hint

JGShining

Source


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