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Step 3: Use Pencil Marks As you work on the puzzle, make pencil marks on the grid to keep track of the numbers you've tried. how to solve hard sudokuworld sudoku Whether you're a seasoned puzzle solver or a beginner looking to sharpen your problem-solving skills, Sudoku printables offer a convenient and enjoyable way to engage your mind. msn sudoku online Repeat the Process After filling in a single candidate, repeat the process by looking for new cells with only one possible number. This technique, known as the "only one" or "single candidate" technique, can significantly reduce the complexity of the puzzle. sudoku newsletter
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