Topic: File operation. Specific requirements: the user to enter source file name and destination file name, the default destination file name if the user is the same name as the source file. Purpose of the file does not exist, copy the file dialog box appears as follows: 1 file copied. 2 files compressed copy. 3 file encryption replication. Please choose (1,2,3): the meaning of the copied file compression: The source file copies of all the spaces removed to the destination file. Encryption and decryption: a 6-character input key data and key files (ASCII code) for XOR. Less than 6 bytes of the section, and key characters in the corresponding operations. (You can design a better compression and encryption/decryption algorithm)

copysystem.asm

• We are an exchange download platform that only provides communication channels. The downloaded content comes from the internet. Except for download issues, please Google on your own.
• The downloaded content is provided for members to upload. If it unintentionally infringes on your copyright, please contact us.
• Please use Winrar for decompression tools
• If download fail, Try it againg or Feedback to us.
• If downloaded content did not match the introduction, Feedback to us，Confirm and will be refund.
• Before downloading, you can inquire through the uploaded person information

Nothing．