B  ← "ab"_"cd"_"pq"_"xy"
P₁ ← ↧↧⊃(¬/↥♭≡⌟⌕B|/↥⧈=|≥₃/+∊"aeiou")
P₂ ← ↧⊃(/↥⧈(=⊃⊢⊣)3|/↥˜∊2≡⌟⦷⊸⧈⊟)
∩/+&rl⊃P₂P₁&fo"i/05.in"

~/aoc15ua/05