#include <bits/stdc++.h> #define f first #define s second #define mp make_pair #define pb push_back #define lp(i,a,n) for(int i=a;i<=n;++i) #define lpd(i,a,n) for(int i=a;i>=n;--i) #define mem(a,b) memset(a,b,sizeof a) #define all(v) v.begin(),v.end() #define println(a) cout <<(a) <<endl #define sz(x) ((int)(x).size()) #define readi(x) scanf("%d",&x) #define read2i(x,y) scanf("%d%d",&x,&y) #define read3i(x,y,z) scanf("%d%d%d",&x,&y,&z) #define mod 1000000007 #define eps 1e-8 #define infi 1000000000 #define infll 1000000000000000000ll using namespace std; typedef long long ll; typedef pair<int,int> pii; typedef pair<ll,ll> pll; typedef vector<int> vi; typedef vector<vi> vvi; typedef vector<ll> vll; typedef set<int> si; typedef map<int,int> mii; const int N = 100002; int t; int main(){ readi(t); while(t--){ int n; readi(n); int sum = 0; lp(i,1,n){ int x; readi(x); sum = (sum + x) % 3; } if(sum) puts("No"); else puts("Yes"); } } /* freopen("input.txt","r",stdin); freopen("output.txt","w",stdout); */