# include<iostream> using namespace std; int main(){ char a[1145]; int s=0; cin>>a; for(int i=0;a[i]!='\0';i++){ if(a[i]>='a') a[i]='a'+((a[i]-32)-'a'+3)%26; else a[i]='a'+((a[i]+32)-'a'+3)%26; s++; }for(int i=s-1;i>=0;i--){ cout<<a[i]; } return 0; }