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Re: Please help me with the following question
Posted:
Mar 7, 2013 9:34 PM
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I must add though that the heart of my almost final solution was a binary search, but I could not collapse two steps into one.
Bob Hansen
On Mar 7, 2013, at 9:10 PM, Robert Hansen <bob@rsccore.com> wrote:
> That is a very hard problem. I managed to figure out weighings 1 and 3 but could not complete that middle step. This is not a binary search, it is an exhaustive search.
>
> Bob Hansen
>
> On Mar 7, 2013, at 4:35 PM, Joe Niederberger <niederberger@comcast.net> wrote:
>
>> By the way, the twelve coin problem is a real classic -- my father told me it when I was about 10.
>> Its easy enough to find a solution using Google, but as a courtesy to those who want to tough it out - please don't post a real solution here without the word "SPOILER" up front!
>>
>> Cheers,
>> Joe N
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