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Registered
Join Date: Jan 2002
Location: Nor California & Pac NW
Posts: 24,863
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Let x be the chocolates left after you give to a friend and let y be the chocolates before you give to that friend.
y - ( y/2 + 1 ) = x
Rewrite to y = f ( x ) form. Then start with x = 1 and work backwards.
Last edited by jyl; 02-09-2009 at 08:50 PM..
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