#!/bin/python3

import sys

def canConstruct(a):
    # Return "Yes" or "No" denoting whether you can construct the required number.
    a = map(str,a)
    string = ''.join(a)
    check=0
    for i in range(0,len(string)):
        check = check+int(string[i])
        if check%3==0:
            return "Yes"
    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)