static void Main(string[] args)
{
// ------------------- Variable Declarations
string inputText = ""; // text to be encoded and decoded.
// ------------------- Input
Console.Write("Enter a string to be huffman encoded: ");
inputText = Console.ReadLine();
Console.WriteLine("The text you entered is: \"{0}\"", inputText);
// ------------------- Processing
// Group the characters into a collection of Keys (the characters) and Counts (frequencies)
var aggregatedCharacters = inputText.GroupBy(character => character).Select(group => new { character = group.Key, frequency = group.Count() });
// Priority Queue of HuffmanNodes of CharFreqPairs
var charFreqPriorityQueue = new PriorityQueue<HuffmanNode<CharFreqPair>>(aggregatedCharacters.Count());
// Add the Character:Frequency pairs to the Priority Queue
foreach (var aggregatedCharacter in aggregatedCharacters)
charFreqPriorityQueue.Add(new HuffmanNode<CharFreqPair>(new CharFreqPair(aggregatedCharacter.frequency, aggregatedCharacter.character)));
// Create HuffmanTree object
var huffmanTree = new HuffmanTree(charFreqPriorityQueue);
string testing = huffmanTree.EncodeText(inputText);
Console.WriteLine("The encoded text is: \"{0}\"", testing);
testing = huffmanTree.DecodeText(testing);
Console.WriteLine("The decoded text is: \"{0}\"", testing);
//huffmanTree.Print();
// Pause before exiting
Console.WriteLine("Press return to exit...");
Console.ReadLine();
}
