using System;
using System.Collections.Generic;
using System.Linq;

namespace Problem_2___Hornet_Comm
{
    public class Program
    {
        public static void Main()
        {
            var input = Console.ReadLine().Split(new string[] { " <-> " }, StringSplitOptions.RemoveEmptyEntries);
            var broadcasts = new List<string>();
            var message = new List<string>();

            while (input[0] != "Hornet is Green")
            {
                if (input.Length > 1)
                {
                    var firstPartOfInput = input[0].TrimEnd();
                    var secondPartOfInput = input[1].Trim();

                    if (IsNumber(firstPartOfInput) && IsContainingOnlyDigitsAndLetters(secondPartOfInput))
                    {
                        var result = firstPartOfInput.ToCharArray().Reverse().ToArray();
                        var recipientCode = new string(result);
                        var recipientAndMessage = $"{recipientCode} -> {secondPartOfInput}";
                        message.Add(recipientAndMessage);
                    }
                    else if (IsNotDigit(firstPartOfInput) && IsContainingOnlyDigitsAndLetters(secondPartOfInput))
                    {
                        var changedLetters = ChangingLetters(secondPartOfInput);
                        var frequencyAndmessage = $"{changedLetters} -> {firstPartOfInput}";
                        broadcasts.Add(frequencyAndmessage);
                    }
                }
                input = Console.ReadLine().Split(new string[] { " <-> " }, StringSplitOptions.RemoveEmptyEntries);
            }

            Console.WriteLine("Broadcasts:");
            if (broadcasts.Count == 0)
            {
                Console.WriteLine("None");
            }
            else
            {
                Console.WriteLine(string.Join(Environment.NewLine, broadcasts));
            }
            Console.WriteLine("Messages:");
            if (message.Count == 0)
            {
                Console.WriteLine("None");
            }
            else
            {
                Console.WriteLine(string.Join(Environment.NewLine, message));
            }
        }

        public static bool IsNumber(string input)
        {
            for (int i = 0; i < input.Length; i++)
            {
                if (char.IsDigit(input[i]))
                {
                    continue;
                }
                else
                {
                    return false;
                }
            }
            return true;
        }

        public static bool IsContainingOnlyDigitsAndLetters(string input)
        {
            for (int i = 0; i < input.Length; i++)
            {
                if (char.IsLetter(input[i]) || char.IsDigit(input[i]))
                {
                    continue;
                }
                else
                {
                    return false;
                }
            }
            return true;
        }

        public static bool IsNotDigit(string input)
        {
            for (int i = 0; i < input.Length; i++)
            {
                if (char.IsDigit(input[i]))
                {
                    return false;
                }
            }
            return true;
        }

        public static string ChangingLetters(string input)
        {
            var result = "";
            for (int i = 0; i < input.Length; i++)
            {
                if (char.IsDigit(input[i]))
                {
                    result += input[i];
                    continue;
                }
                if (char.IsLower(input[i]))
                {
                    result += char.ToUpper(input[i]);
                }
                else if (char.IsUpper(input[i]))
                {
                    result += char.ToLower(input[i]);
                }
            }
            return result;
        }

        public static void PrintResult(List<string> input)
        {
            var index = 0;
            for (int i = 0; i < input.Count / 2; i++)
            {
                Console.WriteLine($"{input[index]} -> {input[index + 1]}");
                index += 2;
            }
        }
    }
}