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

bool count(vector<int> v){
    long long sum=0;
    
    for(int i=0;i<v.size();i++){
        int no=v[i];
       while(no){
            sum+=no%10;
            no/=10;
        } 
    }
    
    if(sum%3 == 0){
        return true;
    }
    return false;
}

int main() {
    /* Enter your code here. Read input from STDIN. Print output to STDOUT */   
    long long t,n,x;
    cin >> t;
    
    while(t--){
        cin >> n;
        vector<int> v(n);
        
        for(int i=0;i<n;i++){
            cin >> v[i];   
        }
        
        if(count(v)){
            cout << "Yes" << endl;
        }
        else{
            cout << "No" << endl;
        }
    }
    return 0;
}