OLL
7 cases. Known 0, learning 0.
After solving the first face you orient the top layer. These are the same shapes as OCLL on the 3x3, but the algorithms can be shorter because the 2x2 has no edges.
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7 cases. Known 0, learning 0.
After solving the first face you orient the top layer. These are the same shapes as OCLL on the 3x3, but the algorithms can be shorter because the 2x2 has no edges.