#include <cmath>
#include <cstdio>
#include <vector>
#include <iostream>
#include <algorithm>
using namespace std;

int check(long long n)
{
    long long sum=0;
    while(n>0)
    {
        int a=n%10;
        sum+=a;
        n=n/10;
    }
    sum=sum%3;
    return sum;
}

int main() {
    int t;
    cin>>t;
    while(t--)
    {
        int n;
        cin>>n;
        long long arr[n];
        long long sum=0;
        for(int i=0; i<n; i++)
        {
            cin>>arr[i];
            sum=(sum+check(arr[i]))%3;
        }
        if(sum==0)
            cout<<"Yes"<<endl;
        else
            cout<<"No"<<endl;
    }
    return 0;
}