#include<iostream> using namespace std; int main(){ string s; cin>>s; int lens=s.size(); if(s.find("er",lens-2)!=-1) s.erase(lens-2,2); else if(s.find("ly",lens-2)!=-1) s.erase(lens-2,2); else if(s.find("ing",lens-3)!=-1) s.erase(lens-3,3); cout<<s<<endl; return 0; }