include <bits/stdc++.h>

using namespace std;

int main() {

string s1;
cin >> s1;
int n = s1.length();
for (int i = 0; i < n; i++) {
	if (s1[i] >= 'a' && s1[i] <= 'z')
		s1[i] -= 32;
	else if (s1[i] >= 'A' && s1[i] <= 'Z')
		s1[i] +=  32;
}
for (int i = 0; i < n; i++) {
	if (s1[i] >= 'x' && s1[i] <= 'z' || s1[i] >= 'X' && s1[i] <= 'Z')
		s1[i] -= 23;
	else if (s1[i] >= 'a' && s1[i] <= 'w' || s1[i] >= 'A' && s1[i] <= 'W')
		s1[i] += 3;
}
for (int i = n - 1; i > -1; i--) {
	cout << s1[i];
}

}