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June Pelo
20-03-09, 00:32
http://www.regiftable.com/RegiftingRobinPopUp.html

I've tried many times, but can't outwit it..

Jaska Sarell
20-03-09, 12:44
Seems to be another simple math trick :cool:
Your result after subtraction is always divisible by 9, and the "gifts" for 9, 18, 27, 36 etc. are the same, though changed randomly in each run.

:) Jaska