#include using namespace std; int main() { int t;cin>>t; while(t--){ int n;cin>>n; long val; int sum=0; while(n--){ cin>>val; sum+=(val%3); } if(sum%3==0) printf("Yes\n"); else printf("No\n"); } /* Enter your code here. Read input from STDIN. Print output to STDOUT */ return 0; }