#include <iostream>
#include <string>
#include <algorithm>
using namespace std;
int main()
{
string s;
cin >> s;
for(int i = 0; i < s.size(); i++)
{
if(s[i] >= 'a' && s[i] <= 'z')
{
s[i] = ((s[i] - 'a') + 3) % 26 + 'a';
}
else
{
s[i] = ((s[i] - 'A') + 3) % 26 + 'A';
}
}
reverse(s.begin(), s.end());
for(int i = 0; i < s.size(); i++)
{
if(s[i] >= 'a' && s[i] <= 'z')
s[i] -= 32;
else
s[i] += 32;
}
cout << s << endl;
return 0;
}
