發送短信 : Caustic object construction based on multiple caustic patterns

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