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how to solve tough sudoku puzzles 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. Sudoku for Print: A Timeless Puzzle for Puzzle Enthusiasts Introduction Sudoku, a popular puzzle game that has been captivating minds worldwide, is now more accessible than ever before with Sudoku for print. sudoku game offline Title: Enhance Your Mind with a Printable Daily Sudoku Puzzle Introduction: Sudoku, a popular logic-based puzzle game, has been captivating puzzle enthusiasts worldwide for years. killer sudoku onlinehow many sudoku combinations are there This intriguing game, which originated in Japan, has gained immense popularity in various countries, including Spain.
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