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             ___      _____      ___     _    _   
  ____      / _ \\   |__  //    / _ \\  | || | || 
 |    \\   / //\ \\    / //    / //\ \\ | || | || 
 | [] ||  |  ___  ||  / //__  |  ___  ||| \\_/ || 
 |  __//  |_||  |_|| /_____|| |_||  |_|| \____//  
 |_|`-`   `-`   `-`  `-----`  `-`   `-`   `---`   
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Text this: A web-page-based software program for technology-enhanced learning (TEL) of Karnaugh map (K-map)