發送短信 : Programming Languages and Systems

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