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*View this file with results and syntax highlighting [here](https://mlochbaum.github.io/BQN/help/gradeup_binsup.html).*

# Delta Stile (`⍋`)

## `⍋ 𝕩`: Grade Up

Indices of `𝕩` that would sort its major cells in ascending order.

           a ← 3‿2‿1

           ⍋ a

           (⍋a) ⊏ a




## `𝕨 ⍋ 𝕩`: Bins Up

Binary search for each element of `𝕩` in `𝕨`, and return the index found, if any.

`𝕨` must be sorted in ascending order.

           3‿4‿5‿7 ⍋ 2

           3‿4‿5‿7 ⍋ 2‿6