# https://theweeklychallenge.org/blog/perl-weekly-challenge-242/#TASK1 # Uiua 0.2.0 MissingMembers ← ▽>0≡⧻. ⊟⊃(□⊝▽¬∊,∶)(□⊝▽¬∊,) --- ⍤. ≍{[1 3][4 6]} MissingMembers [1 2 3] [2 4 6] ⍤. ≍{[3]} MissingMembers [1 2 3 3] [1 1 2 2] ---