#include<iostream>
using namespace std;
int main() {
	string s,s1="";
	getline(cin,s);
	for(int i=s.length()-1;i>=0;i--)
	    s1+=s[i];
	for(int i=0;i<s1.length();i++){
		if(isalpha(s1[i])){
			if(s1[i]>='w' and s[i]<='z' or s1[i]>='W' and s1[i]<='Z')
			    cout<<char(s1[i]+4-26);
			else
			    cout<<char(s1[i]+4);
		}else
		    cout<<s1[i];
	}
	return 0;
}