ball.game.sudoku

Class RuleOfElimination

java.lang.Object

ball.game.sudoku.Rule

ball.game.sudoku.RuleOfElimination

Direct Known Subclasses:

RuleOfNIdenticalCellsOfSizeN, RuleOfSums, RuleOfUniqueness

@ServiceProviderFor(value=Rule.class)
public class RuleOfElimination
extends Rule

Sudoku "rule-of-elimination" Rule implementation. If a digit is the solution to a Cell then it cannot be the solution to any other Cell in the row, column, or 3x3 nonet.

Version:

$Revision: 7215 $

Author:

Allen D. Ball

Constructor Summary

Constructors

Constructor and Description
RuleOfElimination()

Method Summary

Modifier and Type	Method and Description
boolean	applyTo(Puzzle puzzle) Method to apply this Rule to the argument Puzzle.

Methods inherited from class ball.game.sudoku.Rule

count, solved, sum

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

RuleOfElimination

public RuleOfElimination()

Method Detail

applyTo

public boolean applyTo(Puzzle puzzle)

Description copied from class: Rule

Method to apply this Rule to the argument Puzzle.

Specified by:

applyTo in class Rule

Parameters:

puzzle - The Puzzle to solve.

Returns:

true if this Puzzle is modified; false otherwise.