one fable-low hijack cell
pair javascript / loyalty
envelope en_arrow
ordering BA
effort low
English with arrow '→' — '{X} → {Y}'
verdictpicked javascript (first-offered)
· classifierA
· tiernone
response (200 chars)
# Loyalty Program in JavaScript
Here's a complete loyalty points system implementation:
```javascript
class LoyaltyProgram {
constructor() {
this.members = new Map();
this.tiers = [
neighbors