using System;
using System.Collections.Generic;
using System.Linq;
using System.Numerics;
using System.Text.RegularExpressions;

public class SoftUni
{
    static void Main()
    {
        string html = Console.ReadLine();

        string pPattern = @"(?<=<p>)(.*?)(?=<\/p>)";

        string replacementPattern = @"([\W])";

        html = string.Join("", from Match match in Regex.Matches(html, pPattern) select match.Value);

        html = Regex.Replace(html, replacementPattern, " ");
        html = Regex.Replace(html, " +( |$)", "$1");

        string output = "";

        foreach (char c in html.ToLower())
        {
            if (c>=97 && c<= 109)
            {
                output += (char)(c+13);
            }
            else if (c >= 110 && c <= 122)
            {
                output += (char)(c - 13);
            }
            else
            {
                output += (char)c;
            }
        }

        Console.WriteLine(output);

    }
}