#include<iostream>
#include<cmath>
#include<cstdio>
#include<algorithm> 
#include<cstring>
#include<string>
using namespace std;
int main(){
	string s;
	cin >> s;
	for(int i=0;i<s.length();i++){
		if(s[i]>='A'&&s[i]<='Z'){
			s[i] = s[i]-'A'+'a';
		}else if(s[i]>='a'&&s[i]<='z'){
			s[i] = s[i]-'a'+'A';
		}
	}
	string s1 = "";
	for(int i=s.length()-1;i>=0;i--){
		s1 += s[i];
	}
	for(int i=0;i<s1.length();i++){
		if((s1[i]>='a'&&s1[i]<='w')||(s1[i]>='A'&&s1[i]<='W')){
			s1[i]+=3;
		}else if(s1[i] >'w'){
			s1[i] = (s1[i]+3)%'z'+'a'-1;
		}else if(s1[i] >'W'){
			s1[i] = (s1[i]+3)%'Z'+'A'-1;
		}
	}
	cout << s1;
	return 0;
}