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  Sudoku

Summary

Each tile is placed so that it is alone in its row, column and coloured square. Always there is at least one tile that can be placed with certainty - no trial and error is required.

Author(s)

Activity Library
Peter Hewitt

License

Work in progress.

oscar
hireh teu5yy7uukjiriu4wi9uli4titoio  8ykyk686i7 oscar
by 80779 - WILDER on August 6, 2014



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