Questions Tagged With sudokuhttps://discuss.codechef.com/tags/sudoku/?type=rssquestions tagged <span class="tag">sudoku</span>enMon, 18 Jul 2016 23:28:45 +0530Sudoku Solverhttps://discuss.codechef.com/questions/3401/sudoku-solver<p>Please suggest an Algorithm to solve a given sudoku</p>may3Fri, 26 Oct 2012 16:00:16 +0530https://discuss.codechef.com/questions/3401/sudoku-solversudokuSudoku Generate | Randomized Algorithmhttps://discuss.codechef.com/questions/22795/sudoku-generate-randomized-algorithm<p>How to generate a sudoku such that there is exactly one solution exist.</p>mshubham93Thu, 29 Aug 2013 00:10:28 +0530https://discuss.codechef.com/questions/22795/sudoku-generate-randomized-algorithmsudokurandomalgorithmError in Sudoku- Find and correct themhttps://discuss.codechef.com/questions/83336/error-in-sudoku-find-and-correct-them<p>I came across this question online stated being asked in some company's test. It's like this:</p>
<p>You are given a 9x9 grid, a filled sudoku but there are some error in it, there may be max 3 digits in-correctly filled in the sudoku grid (i.e.there may be 1 , 2, or 3 errors in sudoku filling). You have to device a computer program that detects those errors in the sudoku and places the correct digits(1-9) at those wrong filled cells of the sudoku.</p>
<p>Output should be in the form : place in the grid where there is an error in the sudoku and the correct digit to be placed there to make the sudoku correct. </p>
<p>I could not find any such kind of solution online, so asking out for help here. Please someone help how to solve such a problem.</p>jain_mjMon, 18 Jul 2016 23:28:45 +0530https://discuss.codechef.com/questions/83336/error-in-sudoku-find-and-correct-themsudokunumber-theorynphardalgorithmlogic