#include<bits/stdc++.h> using namespace std; int main() { string a,b; getline(cin,a); for(int i=0;i<=a.size();i++){ if(a[i]>='a'&&a[i]<='z'){ a[i]=a[i]+32; } else if(a[i]>='A'&&a[i]<='Z'){ a[i]=a[i]-32; } } char w; for(int i=0;i<=a.size()/2;i++){ w=a[i]; a[i]=a[a.size()-1-i]; a[a.size()-1-i]=w; } for(int i=0;i<=a.size();i++){ if(a[i]>='a'&&a[i]<='z'){ a[i]=(a[i]+3-'a')%26+'a'; } if(a[i]>='A'&&a[i]<='Z'){ a[i]=(a[i]+3-'A')%26+'A'; } } cout<<a; return 0; }