#include<bits/stdc++.h> using namespace std; int main(){ double n,i,x,a,b,y,c,d; cin>>n; cin>>a>>b; x=(a-b)/10.0; for(i=1;i<=n-1;i++){ cin>>c>>d; y=(c-d)/10.0; if(y-x>5){ cout<<"better"; }else if(x-y>5){ cout<<"worse"; }else{ cout<<"same"; } } }