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