N cars are moving in the same direction with different speeds on an infinite straight road. The cars can't pass each other so clusters form. What's the expected number of clusters?

_Feel free to discuss in the comment section. Don't forget to vote on Sunday!_
 
Comentariul autorului: pentru cine e de sex feminin pe aici, vrei la o tura cu masina mea? ;)

_Feel free to discuss in the comment section. Don't forget to vote on Sunday!_

public

protected