No matter how mixed-up it is, the Rubik's Cube can be solved in 20 moves or fewer, say a team of researchers who used computer time donated by Google to run complex algorithms to prove it. That means ...
* First they divided the set of all possible starting configurations into 2.2 billion sets, each containing 19.5 billion configurations, according to how these configurations respond to a group of 10 ...
A Rubik’s cube solver has become the first person to show proof of successfully combining the final two steps of solving the mechanical puzzle into one move. The feat required the memorisation of ...
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