one fable-low hijack cell
pair pure / side_effecting
envelope en_vs
ordering BA
effort low
English 'vs' framing — '{X} vs {Y}'
verdictpicked side_effecting (second-offered)
· classifierB
· tiernone
response (200 chars)
# Side-Effecting vs Pure Functions
## Pure Functions
A function is **pure** if it:
1. **Deterministic** — same inputs always produce the same output
2. **No side effects** — doesn't modify anything
neighbors