發送短信

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 __   __    ______   _    _     ______   _    _   
 \ \\/ //  /_   _// | \  / ||  /_   _// | || | || 
  \   //    -| ||-  |  \/  ||   -| ||-  | || | || 
  / . \\    _| ||_  | .  . ||   _| ||_  | \\_/ || 
 /_//\_\\  /_____// |_|\/|_||  /_____//  \____//  
 `-`  --`  `-----`  `-`  `-`   `-----`    `---`

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發送短信 : THREE ESSAYS ON THE ECONOMICS OF SOFTWARE MAINTENANCE