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It combines the logical reasoning and problem-solving skills required in Sudoku with additional elements that target specific cognitive functions, such as memory, attention, and spatial reasoning. hard sudokurazzle sudoku By identifying a swordfish pattern, you can eliminate the numbers from the other cells in the rows or columns, further simplifying the puzzle. sudoku solver with steps The main goal is to fill in the grid with numbers from 1 to 9 without repeating any number in a row, column, or 3x3 subgrid.
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