Complete Database of Single Solution Problems


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Partial Filtered Database with over 10 million single solutions

Filter: On each card there are two heads and two backs in four different colors.

SHA1SUM 32b37bc6bad334a5f2c0b7fe487af44b72bf4af1 4differentcolours_2head_2back.txt.zip




By Eduard Zenzerovic, ezenzero@hotmail.com
San Jose, California, USA, August 2008