#!/bin/python3

import sys

def canConstruct(a):
    a = [str(i) for i in a]
    a = [list(i) for i in a]
    b = []
    for l in a:
        b.extend(l)
    b = [int(x) for x in b]
    if sum(b)%3 == 0:
        return "Yes"
    else:
        return "No"
    

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