#include <stdio.h>
#include <fstream>
#include <iostream>
using namespace std;
int main()
{
	ifstream fin;
	string name;
	cin >> name;
	char c;
	fin.open(name);
	while ((c = fin.get()) != EOF) {
		if ((c >= 'A' && c <= 'Z') || (c >= 'a' && c <= 'z'))
		{
			if (c + 13 > 'z')
			{
				c = c + 12 - 'z' +  'a';
			}
			else {
				if (c + 13 > 'Z' && c < 'a')
				{
					c = c + 12 - 'Z' + 'A';
				}
				else {
					c = c + 13;
				}
			}
		}
		cout << c;
	}
	fin.close();
}