< andyb> where is the sideeffect in `j prevPtr += if j prevP kotlinlang #advent-of-code

<@U12FY8XH7> where is the sideeffect in `j[prevPtr...

holgerbrandl

12/05/2017, 10:03 AM

@andyb where is the sideeffect in

j[prevPtr] += if (j[prevPtr] >= 3) -1 else 1

? I don’t see how

is changed?