Sudoku

A Sudoku game app. It implements two modes : Play and Solve. In the solve mode, you can feed in a Sudoku and the app will solve it for you only if the entered Sudoku has a unique solution. It displays the answer on the grid itself. In the play mode, the user can play locally (compete against time) or online (compete against another player). User is required to select the desired difficulty level ranging from 1 to 5. Then the user is send to an interface where they can play the Sudoku.