[Powershell] An algorithm to 9x9 sudoku.

Sudoku is a numbers filling game, most known by people is 9x9 class, the algorithm is using confirmed numbers to get all possible numbers for each cell, if the number if possible numbers for a cell is 1, then the cell value confirmed, if greater or equal than 2, script makes loop and calculates a potential answer. Since answers are not unique, so a parameter is added to specify how many answers to return.Sudoku is a numbers filling game, most known by