Text this

Number:

Provider:

CAPTCHA:

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

Please enter what you see:

Text this: Optimal number of standby units for a multi-stage, multi-machine, logically serial production system