#!/bin/python3

import sys

def canConstruct(a):
    s = sum(int(y) for x in a for y in x)
    if s % 3:
        return 'No'
    else:
        return 'Yes'

if __name__ == "__main__":
    t = int(input().strip())
    for a0 in range(t):
        n = int(input().strip())
        a = list(input().strip().split(' '))
        result = canConstruct(a)
        print(result)