diff --git a/Web Development/WeatherAPP/index.html b/Web Development/WeatherAPP/index.html index 6348d643..4032485b 100644 --- a/Web Development/WeatherAPP/index.html +++ b/Web Development/WeatherAPP/index.html @@ -1,32 +1,67 @@ - - - Document - + Weather App + + + + - -
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+

Favorite Cities

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+ + + + + + + + + diff --git a/sudoku.py b/sudoku.py new file mode 100644 index 00000000..a60a359b --- /dev/null +++ b/sudoku.py @@ -0,0 +1,49 @@ +def solve_sudoku(board): + def is_valid(num, row, col): + for i in range(9): + if board[row][i] == num or board[i][col] == num: + return False + + start_row, start_col = 3 * (row // 3), 3 * (col // 3) + for i in range(3): + for j in range(3): + if board[start_row + i][start_col + j] == num: + return False + return True + + def backtrack(): + for row in range(9): + for col in range(9): + if board[row][col] == ".": + for num in map(str, range(1, 10)): + if is_valid(num, row, col): + board[row][col] = num + if backtrack(): + return True + board[row][col] = "." + return False + return True + + if not board or len(board) != 9 or len(board[0]) != 9: + return + + backtrack() + +# Example Sudoku puzzle as a 2D list, use "." for empty cells +sudoku_board = [ + ["5", "3", ".", ".", "7", ".", ".", ".", "."], + ["6", ".", ".", "1", "9", "5", ".", ".", "."], + [".", "9", "8", ".", ".", ".", ".", "6", "."], + ["8", ".", ".", ".", "6", ".", ".", ".", "3"], + ["4", ".", ".", "8", ".", "3", ".", ".", "1"], + ["7", ".", ".", ".", "2", ".", ".", ".", "6"], + [".", "6", ".", ".", ".", ".", "2", "8", "."], + [".", ".", ".", "4", "1", "9", ".", ".", "5"], + [".", ".", ".", ".", "8", ".", ".", "7", "9"] +] + +solve_sudoku(sudoku_board) + +# Print the solved Sudoku board +for row in sudoku_board: + print(" ".join(row))