zip compression decompression of the source code, algorithm to learn from

Packet : 3971003zip_code.rar filelist
zip_Code\MSSCCPRJ.SCC
zip_Code\readme.txt
zip_Code\unzip32.dll
zip_Code\vbunzip.bas
zip_Code\VBunzip.frm
zip_Code\vbunzip.vbp
zip_Code\Vbzip.vbp
zip_Code\Vbzip.vbw
zip_Code\VBZipBas.bas
zip_Code\Vbzipfrm.frm
zip_Code\zip32.dll
zip_Code

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