Path: news.net.uni-c.dk!howland.erols.net!newsfeed.direct.ca!look.ca!newshub2.rdc1.sfba.home.com!news.home.com!news2.rdc2.tx.home.com.POSTED!not-for-mail From: "Steve Graham" Newsgroups: comp.ai.neural-nets,comp.lang.apl,comp.lang.awk,comp.lang.basic,comp.lang.beta,comp.lang.cobol,comp.lang.dylan,comp.lang.forth References: <3AABD82E.C4D4E5CB@Home.Com> Subject: Re: Einstein's Riddle Lines: 51 X-Priority: 3 X-MSMail-Priority: Normal X-Newsreader: Microsoft Outlook Express 5.00.2919.6600 X-MimeOLE: Produced By Microsoft MimeOLE V5.00.2919.6600 Message-ID: Date: Sun, 11 Mar 2001 19:58:22 GMT NNTP-Posting-Host: 65.10.83.189 X-Complaints-To: abuse@home.net X-Trace: news2.rdc2.tx.home.com 984340702 65.10.83.189 (Sun, 11 Mar 2001 11:58:22 PST) NNTP-Posting-Date: Sun, 11 Mar 2001 11:58:22 PST Organization: Excite@Home - The Leader in Broadband http://home.com/faster Xref: news.net.uni-c.dk comp.ai.neural-nets:67510 comp.lang.apl:29355 comp.lang.awk:17082 comp.lang.beta:12730 comp.lang.cobol:102466 comp.lang.dylan:24139 comp.lang.forth:78478 David, I'm surprised at the remark. This puzzle strikes me as much more complex, and it will utilize some of the same techniques as the other one: Backtracking, constraints. Steve === "David Ness" wrote in message news:3AABD82E.C4D4E5CB@Home.Com... > Steve Graham wrote: > > > > Who would be interested in using his/her brain (and his computer) to solve > > the following? > > > > Steve Graham > > > > === > > > > Einstein's Riddle > > > > Albert Einstein wrote this riddle this century [ed. 20th century]. He said > > 98% of the world could not solve it. > > > ... > > I can't speak for others, but this isn't much of a puzzle, and belongs to a > category of puzzles that appear in low quality monthly puzzle magazines. The > highest quality puzzles of this type used to appear regularly in Games Magazine, > but I gave up reading that when Will Shortz departed for the Times Crosswords > about a decade ago. > > I have nothing against puzzles, but it does strike me as being _very_ important > to draw the line at only those of particular interest or of the highest quality. > Mediochre puzzles are of _no_ interest to me, and do not accomplish what the last > round associated with the `New Scientist' did, namely expose lots of different and > contrasted technique.