Meaning of Life (Hitchhiker`s Guide to the Galaxy)

As you might know, the answer to the ultimate question is 42, according to Douglas Adams`s famous book "Hitchhiker`s Guide to the Galaxy".

We do not need a supercomputer and millions of years to prove that. Whatever you specify as right argument to this function:

MeaningOfLife←{+.×/⍎⊖⍕⊃¨⊂|⌊-*+○⌈∨.∧/>\</×÷!⌽⍉⌹~⍴⍋⍒,⍟?⍳''≡1↑0⍴∊⍵}

...will produce a reasonable answer.