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   _____     ___     _    _    _    _             
  / ___//   / _ \\  | \  / || | || | ||   ____    
  \___ \\  / //\ \\ |  \/  || | || | ||  |    \\  
  /    // |  ___  ||| .  . || | \\_/ ||  | [] ||  
 /____//  |_||  |_|||_|\/|_||  \____//   |  __//  
`-----`   `-`   `-` `-`  `-`    `---`    |_|`-`   
                                         `-`

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發送短信 : Optical Encryption and Authentication Based on Phase Retrieval and Sparsity Constraints