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


int main() {
    int t,n,x;
    cin>>t;
    while(t--)
    {
        cin>>n;
        long long z=0;
        for(int i=0;i<n;i++)
        {
            cin>>x;
            while(x)
            {
                z+=x%10;
                z%=3;
                x/=10;
            }
        }
        cout<<((z)?"No":"Yes")<<'\n';
    }
    return 0;
}