@ -0,0 +1,7 @@
day1 ⇐ {
nums ← •BQN⎊0¨ •FLines "input/day1"
sums ← ∨ (+´ {𝕩↑𝕨↓nums}´)¨ (»⋈¨ ⊢-») / 0⊸≡¨ nums
a ⇐ ⊑sums ⋄ b ⇐ +´ 3↑sums
}