In Sudoku, a skyscraper is a technique used to determine the possible values for cells in a block by considering the values in the rows and columns that intersect with that block.... Read more »
Skyscraper sudoku is a logic-based, combinatorial number-placement puzzle. In skyscraper sudoku, the objective is to fill a 9×9 grid with numbers from 1 to 9, so that each column, each row, and... Read more »
