GS Chandy
Posts:
4,348
From:
Hyderabad, Mumbai/Bangalore, India
Registered:
9/29/05
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Re: Please help me with the following question
Posted:
Mar 8, 2013 2:22 AM
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Robert Hansen (RH) posted Mar 8, 2013 8:04 AM:
> 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.
>
(continued from previous)
Hint 2: It is always better, I believe, not to try to 'bluff' one's way out of situations. Just a useful rule, that may develop from Mark Twain's famous advice: "The best reason to tell the truth is that one doesn't have to remember ANYTHING" (words to that effect).
GSC
("Still Shoveling!")
>
> 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
Message was edited by: GS Chandy
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