int sl;
cin>>sl;
int zs,yx;
double bfb[25];
for(int i=1 ;i<=sl;i++)
{
	cin<<zs<<" "<<yx;
	bfb[i]=yx/zs;
	if ((bfb[i]-bfb[1])/bfb[1]>0.05)
	cout<<"better"<<endl;
	else if((bfb[i]-bfb[1])/bfb[1]<0.05||(bfb[i]-bfb[1])/bfb[1]>-0.05)
 } 
 
 
 
return 0;