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You are given the following Sudoku board obtained from sudoku.com. A Sudoku board is a 9 x 9 tablethat some of the cells are partially pre-filled with digits. A Sudoku board can also be partitioned intonine 3x3 boxes (highlighted with bold border). The goal is to fill the remaining blank cells in theSudoku board with new digits such that:• Every row of the Sudoku board contains every digit ranging from 1 to 9.• Every column of the Sudoku board contains every digit ranging from 1 to 9.• Every 3×3 box of the Sudoku board contains every digit ranging from 1 to 9.4 2 1 77 6 5 9 37 3 6 24 9 5 21 7 95 8 2 1 49 1 8 48 4 2 52 4 9 7 3à3 4 5 9 2 6 1 7 87 2 6 8 5 1 9 4 38 9 1 4 7 3 6 5 24 7 9 6 8 5 2 3 11 6 2 7 3 4 8 9 55 3 8 2 1 9 4 6 79 1 3 5 6 8 7 2 46 8 7 3 4 2 5 1 92 5 4 1 9 7 3 8 6Problem SolutionPlease describe verbally how to formulate this problem as states, actions, goal test and path cost (8marks

Question

You are given the following Sudoku board obtained from sudoku.com. A Sudoku board is a 9 x 9 tablethat some of the cells are partially pre-filled with digits. A Sudoku board can also be partitioned intonine 3x3 boxes (highlighted with bold border). The goal is to fill the remaining blank cells in theSudoku board with new digits such that:• Every row of the Sudoku board contains every digit ranging from 1 to 9.• Every column of the Sudoku board contains every digit ranging from 1 to 9.• Every 3×3 box of the Sudoku board contains every digit ranging from 1 to 9.4 2 1 77 6 5 9 37 3 6 24 9 5 21 7 95 8 2 1 49 1 8 48 4 2 52 4 9 7 3à3 4 5 9 2 6 1 7 87 2 6 8 5 1 9 4 38 9 1 4 7 3 6 5 24 7 9 6 8 5 2 3 11 6 2 7 3 4 8 9 55 3 8 2 1 9 4 6 79 1 3 5 6 8 7 2 46 8 7 3 4 2 5 1 92 5 4 1 9 7 3 8 6Problem SolutionPlease describe verbally how to formulate this problem as states, actions, goal test and path cost (8marks

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Solution

The problem of solving a Sudoku puzzle can be formulated as a search problem in the following way:

  1. States: A state in this problem can be defined as the current configuration of the Sudoku board. This includes the initial placements of numbers given in the problem, as well as any numbers that have been filled in during the process of solving the puzzle.

  2. Actions: An action in this problem is the placement of a number in a blank cell on the board. The action must adhere to the rules of Sudoku, meaning the number must not already appear in the same row, column, or 3x3 box.

  3. Goal Test: The goal state is a completely filled Sudoku board that adheres to the rules of Sudoku. This means every row, column, and 3x3 box contains all of the digits from 1 to 9 exactly once.

  4. Path Cost: The path cost can be defined as the number of steps taken to reach the goal state from the initial state. In this case, each step is the placement of a number in a blank cell, so the path cost is the number of blank cells filled in to complete the puzzle.

This formulation allows us to use search algorithms to find a solution to the Sudoku puzzle, by exploring different configurations of the board and choosing the one that leads to a goal state with the lowest path cost.

This problem has been solved

Similar Questions

Sudoku is a popular logic-based puzzle game that involves filling a 9x9 grid with digits so that each column, each row, and each of the nine 3x3 subgrids (also known as regions) contains all of the digits from 1 to 9 without repetition. The game typically provides a partially filled grid, and the player's objective is to fill in the remaining cells based on logical reasoning and deduction.The problem addressed by the Sudoku solver is to automate the process of solving Sudoku puzzles. This involves developing a software application capable of taking a partially filled Sudoku grid as input and determining the correct digits to fill in the remaining empty cells to satisfy the Sudoku constraints.

Determine if a 9 x 9 Sudoku board is valid. Only the filled cells need to be validated according to the following rules:Each row must contain the digits 1-9 without repetition.Each column must contain the digits 1-9 without repetition.Each of the nine 3 x 3 sub-boxes of the grid must contain the digits 1-9 without repetition.Note:A Sudoku board (partially filled) could be valid but is not necessarily solvable.Only the filled cells need to be validated according to the mentioned rules. Example 1:Input: 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"]]Output: trueExample 2:Input: board = [["8","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"]]Output: falseExplanation: Same as Example 1, except with the 5 in the top left corner being modified to 8. Since there are two 8's in the top left 3x3 sub-box, it is invalid. Constraints:board.length == 9board[i].length == 9board[i][j] is a digit 1-9 or '.'.

You are a puzzle designer creating a Sudoku game. In Sudoku, each cell in a 9x9 grid must be filled with a digit from 1 to 9, with the constraint that each digit can only appear once in each row, column, and 3x3 subgrid. Which of the following accurately represents the variables, domains, and constraints in this CSP?a)Variables: Each cell in the 9x9 grid Domains: Digits 1 to 9 Constraints: Each digit must appear once in each row, column, and 3x3 subgridb)Variables: Digits 1 to 9 Domains: Each row, column, and 3x3 subgrid Constraints: Each row, column, and 3x3 subgrid can only have one digitc)Variables: Digits 1 to 9 Domains: Each cell in the 9x9 grid Constraints: Each cell can only have one digitd)Variables: Each row, column, and 3x3 subgrid Domains: Digits 1 to 9 Constraints: Each digit must appear once in each row, column, and 3x3 subgrid

Soduku can be defined as a puzzle in which missing numbers are to be filled into a 9 by 9 grid of squares which are subdivided into 3 by 3 boxes so that every row, every column, and every box contains the numbers 1 through 9. Which one of the following abilities, that humans have, can be detected in the activity of solving a soduku problem? A. process and manipulate symbols B. handle complex situations C. be creative and imaginative D. solve problems when important information is missing

10. You have 59 cubic blocks. What is the minimum number that needs to be taken away in order to construct a solid cube with none left over?32271816

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