one fable-low hijack cell
pair agda / purescript
envelope zh_huo
ordering BA
effort low
Chinese '或' (huò, or) framing — '{X}或{Y}?'
verdictpicked purescript (second-offered)
· classifierB
· tiernone
response (200 chars)
# Agda 与 PureScript 对比
这两门语言都是函数式语言，但定位差异很大：
## Agda
**定位**：依赖类型的定理证明助手 + 编程语言
```agda
-- 向量长度编码在类型中
data Vec (A : Set) : ℕ → Set where
[] : Vec A zero
_∷_ : ∀ {n} → A → Vec A n → Vec A (suc n
neighbors