Huffman Compression & Decompression

It's a program that can compress and decompress a file using Huffman encoding.

Input to this program is:

1. A file name.
2. Whether to compress or decompress the file.

Output of the program is:

1. The compressed/decompressed file.
2. The code used to code the bytes of the source file.
3. The compression ratio.
4. The execution time.

There is much to be added yet