#include <bits/stdc++.h> using namespace std; int main(){ string s; getline(cin,s); string s1; for (int i = s.length()-1;i>=0;i--){ s1 = s1 + s[i]; } string s3; for (int i = 0;i < s.length();i++){ if (s1[i] >= 'A' && s1[i] <= 'Z'){ s1[i] = (s1[i]-'A'+3) % 26+'A'; s1[i] += 32; } else if (s1[i] >= 'a' && s1[i] <= 'z'){ s1[i] = (s1[i]-'a'+3) % 26 + 'a'; s1[i] -= 32; } } cout<<s1<<endl; return 0; }