#include <bits/stdc++.h>
using namespace std;
int main(){
	int n;
	cin>>n;
	while(n--){
		int a,b,c;
		cin>>a>>b>>c;
		if(a==b&&b==c) cout<<"perfect"<<endl;
		else if(a*a+b*b==c*c||c*c+b*b==a*a||a*a+c*c==b*b) cout<<"good"<<endl;
		else cout<<"bad"<<endl;
	}
	return 0;
}