發送短信 : Parallel agent-based demographic simulation

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