I would like to get the reader's reaction to this issue. ![]() Any modification to a problem can be done after it has been solved easily by clicking "Modify input" button.Īll important parts of the code are provided with appropriate comments and hence I feel not much explanation is needed of the code here.The digits which are part of the problem appear in a color different from the other digits in the solution.Can find out the number of solutions a given puzzle has.Can solve partial Sudoku puzzles (Can solve Sudoku puzzles having more than one solution).Hence, we go to the previous step and make a different choice and proceed. At a certain step, if none of the possibilities turns out to be feasible, we know that anyone/some of our guesses is/are wrong. After making each choice, we check whether it is feasible. We make a guess of the choice among the possibilities and proceed to the next step. Some problems can be solved in a certain number of steps sequentially, wherein in each step we have to choose between certain number of possibilities. BackgroundĪ knowledge of backtracking algorithms such as Solution to the N Queens problem would be helpful. ![]() As the name indicates, the project is to solve a Sudoku puzzle.
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