#include<bits/stdc++.h> using namespace std; int main(){ string a; cin >> a; char t; int al = a.size(); for (int i =0;i < al;i++){ if(t >= 'a' && t<= 'z'){ a[i] = a[i]-32; }else{ a[i] = a[i]+32; } } for (int j =0;j < al/2;j++){ t = a[j]; a[j] = a[al-1-j]; a[al-1-j] = t; } for(int k = 0;k < al;k++){ if(a[k] >= 'a' && a[k] <= 'z'){ a[k] = (a[k]+3-'a')%26+'a'; }else{ a[k] = (a[k]+3-'A')%26+'A'; } } cout << a; return 0; }