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Date: 2009-12-04 22:21:32Mechanical puzzles NP-complete problems Combination puzzles Fads Fifteen puzzle Sam Loyd Seven Bridges of Königsberg Crossword Games Puzzles Mathematics | VINCULUM VOLUME 42 NUMBER 4 NOVEMBER[removed]MathSnacks Odder Even Chocoholic Choice*Add to Reading ListSource URL: www.qedcat.comDownload Document from Source WebsiteFile Size: 144,39 KBShare Document on Facebook |