21 Bubbel sort

Gör en bubbelsort!

Test

Yes!


Lamp doesn't work
Lamp plugged in?
> y
Bulb burned out?
> y
Repair lamp
  

No!


Lamp doesn't work
Lamp plugged in?
> n
Plug in lamp
  

Yes and No


Lamp doesn't work
Lamp plugged in?
> y
Bulb burned out?
> n
Replace bulb