Beast quest · reward 45 XP

{ x -> x*2 }.

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Egg hatching · 0%

Finish every step to hatch your monster!

Step 1 / 6

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Lambda

{ x -> x*2 }. 🔍 Why it matters: This is how apps store lots of things at once, like a monster's backpack.

val d = { x: Int -> x*2 }