 
 <prompt> ```Bernie dey enjoy chop chocolate. E dey buy two chocolates every week for di local store. One chocolate dey cost $3. For another store, dem get long-term promotion, wey each chocolate dey cost only $2. How much Bernie go save for three weeks, if e go buy im chocolates for dis store instead of im local one?``` <response>: During three weeks, Bernie buys 3 * 2 = 6 chocolates.
For di local store, e pay for dem 6 * 3 = $18.
If Bernie go buy di same chocolates for another store, e go pay 6 * 2 = $12.
So Bernie go fit save 18 - 12 = $6.

Di final answer: 6. 