This is the first screen where you select options for the Geometry and Character set or select an existing problem from the library.
Execution always returns here at the end of any problem so that a new problem can be specified or the program can be shut down.
Options for Geometry are
|9X9||Creates a standard 9 by 9 Sudoku composed of Rows, columns and Boxes in the usual manner|
|Library||Opens a file dialog box to enable a previously saved problem to be recalled|
|New||Allows creation of a totally new Geometry from scratch.|
Options for Character Set
|Numbers||Characters (and Values) are the integers: 1, 2, …, up to #Chars (usually 9)|
|Letters||Characters are the letters: A, B, …, Values are the integers 1, 2, …, up to #Chars|
|Hex||Standard hexadecimal character set: 1,2,…9,0,a,b…f – forces #Chars = 16|
|Diabolical||Special set of characters, forces #Chars = 9|
|Custom||Opens a new window to allow special characters and values to be input.|
|Go||Executes the choices defined in this screen and continues to next part of setup|
|Quit||Shuts the program down. This is the normal way to exit since all other screens eventually return here|
|# Chars||Enter the number of possibilities in any Cell. This defaults to 9.|