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How to solve Videos Forum Timed Rankings Books  PDF Print 23 Jun 2018
Easy:
4×4
6×6
Sudoku
Medium:
4×4
6×6
8×8
Sudoku
Difficult:
4×4
6×6
8×8
9×9
Killer
Extra
Difficult 9 × 9, Rating: ★★★★★  Points: 10     Solved 36 times
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(9 × 9, Difficult)
total
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