Wait, we have to use that? I didn't realize what was the meaning of "higher order function", my bad. Thanks for reminding me.

@CodedVortex thank you for this explanation, I didn't know that using Array was not best practice.
Barring when it is not used correctly, does the literal notation have any performance benefits over calling the constructor? (i.e. any time/space-related metrics.)

wow, the longest wins !

could you use even more variables and useless returns ? ;-)))))

i just lern JS) txh)

no, we don't, thx

do we really need conversion to int here (~~) ?

I'll remember next time. Thanks

Use spoiler flag, your posts in a solution are visible in the homepage otherwise, and you're showing several solutions at once.