#include<iostream>
#include<algorithm>
#include<vector>
#include<set>
#include<unordered_map>
#include<unordered_set>
#include<stack>
#include<queue>
#include<deque>
#include<iterator>
#include<cstdio>
#include<cmath>
#include<iomanip>
#include<map>
#include<cassert>
#include<cstdlib>
#include<sstream>
#include<string>
#include<climits>
#include<bitset>
#include<functional>
#include<numeric>

using namespace std;


long long getSum(long long n)
{
	long long sum = 0;
	while (n != 0)
	{
		sum = sum + n % 10;
		n = n / 10;
	}
	return sum;
}
int main()
{
	ios_base::sync_with_stdio(false);
	cin.tie(nullptr);

	int test = 1;
	cin >> test;
	while (test--)
	{
		int n;
		cin >> n;

		vector<long long> v(n);
		long long sum = 0;
		for (int i = 0; i < n; i++)
		{
			cin >> v[i];
			sum += getSum(v[i]);
		}
		if (sum % 3 == 0) cout << "Yes\n";
		else cout << "No\n";


	}


	
	return 0;
}