發送短信

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

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發送短信 : Discussion on "Quickest detection problems: Fifty years later" by Albert N. Shiryaev