Friday 24 April 2020

PUZZLE NO. 75 : Fortress Sudoku

A Fortress Sudoku for GP practice


RULES : Classic sudoku rules apply. Additionally, there are some grey cells in the grid. Digits in the grey cells are larger than all orthogonally ( horizontally & vertically ) adjacent white cells.

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Puzzle No. 428: Lockout Lines Sudoku

  RULES: Place a digit from 1 to 9 in each empty cell so that each digit appears exactly once in each row, column and 3x3 outlined box.  End...