one fable-low hijack cell
pair slow / vintage
envelope en_slash
ordering BA
effort low
English with slash '/' — '{X}/{Y}'
verdictunclear / off-rails
· classifierUNCLEAR
· tiernone
response (200 chars)
**J and APL** are both array programming languages — J is essentially a descendant of APL.
## APL (1966)
- Created by Kenneth Iverson
- Uses special symbols: `⍳ ⍴ ⌽ ⊃ ∇ ⍵ ⍺`
- Example: `+/⍳10` → sum
neighbors