For a given array of price of items,you have to calculate the sum and average of all prices upto 2 decimal places.

**Input:**

First line of the input contains an integer T which denotes the number of test cases. Then T test cases follow. Each test case contains two lines.

The first line of each test case contains N denoting the number of items in the array.

The second line contains N space-separated integers - P1, P2, ..., PN denoting prices of items.

**Output: **

For each test case, print space separated sum and average of all the items resepctively.

**Constraints:**

1<=T<=100

1<=N<=100

1<=Pi<=1000

**Example:**

Input:

2

5

1 2 3 4 5

9

2 55 85 656 52 554 545 5 2

**Output:**

15 3.0

1956 217.33333

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