#include <bits/stdc++.h>
using namespace std;
#define ull unsigned long long int 
#define ll long long int 
#define mod 1000000000



int main()
{ 
 int t;
 cin>>t;
 while(t--)
 {
 	
 	int n;
 	cin>>n;
 	ll a[n];
 	for(int i=0;i<n;i++)
 	cin>>a[i];
 	
 	ll sum=0;
 	for(int i=0;i<n;i++)
 	{
 		
 		ll temp=a[i];
 		while(temp>0)
 		{
 			sum+=temp%10;
 			temp/=10;
		 }
	 }
	 if(sum%3==0)
	 cout<<"Yes"<<endl;
	 else
	 cout<<"No"<<endl;
 }
   return 0;
 
}