import java.io.*;
import java.util.*;
import java.text.*;
import java.math.*;
import java.util.regex.*;

public class Solution {

    static boolean canConstruct(int[] a) {
        int s=0;
        for(int i=0;i<a.length;i++){
            while(a[i]!=0){
                s+=a[i]%10;
                a[i]/=10;
            }
        }
        return s%3==0;
    }

    public static void main(String[] args) {
        Scanner in = new Scanner(System.in);
        int t = in.nextInt();
        for(int a0 = 0; a0 < t; a0++){
            int n = in.nextInt();
            int[] a = new int[n];
            for(int a_i = 0; a_i < n; a_i++){
                a[a_i] = in.nextInt();
            }
            if(canConstruct(a))
            System.out.println("Yes");
            else
                System.out.println("No");
        }
        in.close();
    }
}