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Given an integer array, find sum of elements in it.

**Input:**

First line contains an integer denoting the test cases 'T'. Every test case contains an integer value depicting size of array 'N' and N integer elements are to be inserted in the next line with spaces between them.

**Output:**

Print the sum of all elements of the array in separate line.

**Constraints:**

1 <= T <= 100

1 <= N<= 100

1 <= Arr[i] <= 100

**Example:**

Input:

2

3

3 2 1

4

1 2 3 4

Output:

6

10