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             ___      ______    ______    ______  
  ____      / _ \\   /_   _//  /_   _//  /_____// 
 |    \\   / //\ \\  `-| |,-    -| ||-   `____ `  
 | [] ||  |  ___  ||   | ||     _| ||_   /___//   
 |  __//  |_||  |_||   |_||    /_____//  `__ `    
 |_|`-`   `-`   `-`    `-`'    `-----`   /_//     
 `-`                                     `-`

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發送短信 : Technology-enhanced learning (TEL) of logic functions