#include<bits/stdc++.h> using namespace std; char s[1500],a[1500]; int main(){ cin>>s; int n=strlen(s); for(int i=0;i<n;i++){ if(s[i]>='X' && s[i]<='Z'){ s[i]=s[i]+3-26; }else if(s[i]>='x' && s[i]<='z'){ s[i]=s[i]+3-26; }else { s[i]=s[i]+3; } } for(int i=0;i<n;i++){ a[n-1-i] = s[i]; } for(int i=0;i<n;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; } cout<<a[i]; } }