There are $N$ friends in a group. Each of them have $A_{i}$ candies.
Can they share all of these candies among themselves such that each one of them have equal no. of candies.

-----Input:-----
- First line will contain $T$, number of testcases. Then the testcases follow.
- First line of each testcase contains of a single line of input, an integer $N$ denoting no. of friends in the group.
- Next line contains $N$ space separated integers $A_{i}$ denoting the no. candies $i^{th}$ friend has.

-----Output:-----
For each testcase, output $"Yes"$ if it is possible to share equally else $"No"$ (without " ").

-----Constraints-----
- $1 \leq T \leq 10$
- $1 \leq N \leq 100$
- $0 \leq A_{i} \leq 1000$

-----Sample Input:-----
1

3

1 2 3

-----Sample Output:-----
Yes

-----EXPLANATION:-----
Each of them have $2$ candies after sharing.

见题面

见题面