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This customization ensures that players of all ages and abilities can enjoy the game without feeling overwhelmed. sudoku printable blank Use Advanced Techniques: Employ advanced techniques like X-Wing, Swordfish, and XY-Wing to eliminate possibilities and fill in the missing digits. crosswordle sudokutypes of sudoku def isValidSudoku(board): def is_valid(board, row, col, num): for i in range(9): if board[row][i] == num or board[i][col] == num: return False if board[3 * (row // 3) + i // 3][3 * (col // 3) + i % 3] == num: return False return True for i in range(9): for j in range(9): if board[i][j] != '.': if not is_valid(board, i, j, board[i][j]): return False return True Step 2: Test the function with a sample Sudoku grid.
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