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| Teaching Since: | May 2017 |
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MCS,PHD
Argosy University/ Phoniex University/
Nov-2005 - Oct-2011
Professor
Phoniex University
Oct-2001 - Nov-2016
A stack of fake coins There are n stacks of n identical-looking coins. All of the coins in one of these stacks are counterfeit, while all the coins in the other stacks are genuine. Every genuine coin weighs 10 grams; every fake weighs 11 grams. You have an analytical scale that can determine the exact weight of
any number of coins.
a. Devise a brute-force algorithm to identify the stack with the fake coins and determine its worst-case efficiency class.
b. What is the minimum number of weighing needed to identify the stack with the fake coins?
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