This is a student version of lzw, used for didactic purpose only. lzw_codec compresses or decompresses a file using LZW algorithm.
lzw_codec -c|-d [-l size][-v] -i filename -o filename
OPTIONS
-c
compress
-d
decompress
-l size
specify the dictionary size of the compressor
-v
verbose mode
-i filename
specify the input file (the file that will be compressed/decompressed)
-o filename
specify the output file (the file that will contain the result of the compression/decompression)