A C D E F G H I L M N P R S T U

I

IState - interface com.act365.sudoku.IState.

The IState interface is implemented by all the state types used within strategy types to track possible Su Doku solutions.

IStrategy - interface com.act365.sudoku.IStrategy.

A strategy is an algorithm that solves Su Doku problems.

InvulnerableState - class com.act365.sudoku.InvulnerableState.

InvulnerableState records the number of cells that would remain unresolved for each given move (ie each cell/value pair).

InvulnerableState() - Constructor for class com.act365.sudoku.InvulnerableState

init() - Method in class com.act365.sudoku.SuDokuApplet

Initiates the applet.

isSymmetricLeftRight(boolean[][]) - Static method in class com.act365.sudoku.MaskFactory

Determines whether the mask is symmetric in a line that extends from the left centre of the grid to the right centre.

isSymmetricOrder2(boolean[][]) - Static method in class com.act365.sudoku.MaskFactory

Determines whether a mask has rotational symmetry of order 2.

isSymmetricOrder4(boolean[][]) - Static method in class com.act365.sudoku.MaskFactory

Determines whether a mask has rotational symmetry of order 4.

isSymmetricTopBottom(boolean[][]) - Static method in class com.act365.sudoku.MaskFactory

Determines whether the mask is symmetric in a line that extends from the top centre of the grid to the bottom centre.

isSymmetricTopLeftBottomRight(boolean[][]) - Static method in class com.act365.sudoku.MaskFactory

Determines whether the mask is symmetric in a line that extends from the top-left corner of the grid to the bottom-right.

isSymmetricTopRightBottomLeft(boolean[][]) - Static method in class com.act365.sudoku.MaskFactory

Determines whether the mask is symmetric in a line that extends from the top-right corner of the grid to the bottom-left.

itemStateChanged(ItemEvent) - Method in class com.act365.sudoku.ControlContainer

Reacts to changes to the strategy list.