Get the answers you've been searching for with IDNLearn.com. Our experts are available to provide accurate, comprehensive answers to help you make informed decisions about any topic or issue you encounter.

sudoku is a number-placement puzzle. the objective is to fill a 9 × 9 grid with digits so that each column, each row, and each of the nine 3 × 3 sub-grids that compose the grid contains all of the digits from 1 to 9. this algorithm should check if the given grid of numbers represents a correct solution to sudoku.