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Latest Rubik's Revenge Stories

86f93d1848391324ee7f93183e1961d1
2011-06-30 06:45:00

Researchers from MIT, the University of Waterloo and Tufts University have established the relationship between the number of squares in a Rubik's-cube-type puzzle and the maximum number of moves required to solve it. The team's evidence provides an efficient algorithm for solving a cube that is in its worst-case state. The researchers showed the maximum number of moves required to solve a Rubik's cube with N squares per row is proportional to N2/log N. "That that's the answer, and not N2,...


Latest Rubik's Revenge Reference Libraries

25_6112c672bcafd23c890d0bc547b05339
2010-10-14 16:51:50

The Rubik's Cube, invented by Erno Rubik, is a 3-D mechanical puzzle. In 1980 it was sold by Ideal Toys after winning the German Game of the Year special award. By January 2009 the puzzle had sold 350 million units making it the worlds top-selling puzzle game. The classic cube has six sides covered by nine stickers among six solid colors. Each face turns independently on a pivot mechanism which mixes the colors. To solve the puzzle the user had to make all the sides a solid color. Larry...

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Word of the Day
grass-comber
  • A landsman who is making his first voyage at sea; a novice who enters naval service from rural life.
According to the OED, a grass-comber is also 'a sailor's term for one who has been a farm-labourer.'