發送短信 : On the distribution of compound inversive congruential pseudorandom numbers

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