#include<bits/stdc++.h>
using namespace std;
string s;
int main(){
	cin>>s;
	reverse(s.begin(),s.end());
	if(int(s[0]+s[1])==215||int(s[0]+s[1])=229)	s.erase(0,2);
	else if(int(s[0]+s[1]+s[2])==318)	s.erase(0,3);
	reverse(s.begin(),s.end());
	cout<<s;
	return 0;
}