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swordfish in 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. Conclusion: Downloading Sudoku to play offline is an excellent way to enjoy this engaging puzzle game without an internet connection. best free sudoku app for ipadprintable sudoku 16x16 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. number combinations for killer sudoku With its simple rules and endless possibilities, Sudoku has become a favorite pastime for puzzle enthusiasts of all ages.
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