void Solve()
{
while (this.content.RecheckValues())
{
} // update sudoku
if (!this.IsSolved && this.IsValid)
{
var oldContent = new SudokuContents(this.content);
int maxVals = 2;
for (int x = 0; x < 10; x++)
{
for (int y = 0; y < 10; y++)
{
var data = this.content.Data[x, y];
if (!data.IsFinished)
{
var pVals = data.PossibleValues;
if (pVals.Count == maxVals)
{
for (int i = 0; i < pVals.Count; i++)
{
var newContent = new SudokuContents(oldContent);
newContent.Data[x, y].SetNumber(pVals[i]);
this.content = newContent;
while (this.content.RecheckValues())
{
Thread.Sleep(500);
UpdateDrawing();
}
if (this.content.IsSolved())
{
UpdateDrawing();
return;
}
}
}
}
}
}
maxVals++;
//var subSolver = new Solver(null);
//var newContent = new SudokuContents(this.content);
//subSolver.Solve();
//if (subSolver.IsValid)
//{
// this.content = subSolver.content;
//}
}
}
public Solver(Panel panel)
{
this.p = panel;
var knownValues = new int[9, 9];
int sudokuIndex = 2;
// x,y
if (sudokuIndex == 0)
{
knownValues[0, 0] = 7;
knownValues[3, 0] = 6;
knownValues[8, 0] = 2;
knownValues[1, 1] = 3;
knownValues[3, 1] = 2;
knownValues[7, 1] = 7;
knownValues[2, 2] = 8;
knownValues[3, 2] = 1;
knownValues[4, 2] = 7;
knownValues[6, 2] = 4;
knownValues[6, 3] = 8;
knownValues[7, 3] = 4;
knownValues[8, 3] = 6;
knownValues[2, 4] = 3;
knownValues[4, 4] = 1;
knownValues[6, 4] = 9;
knownValues[0, 5] = 5;
knownValues[1, 5] = 4;
knownValues[2, 5] = 2;
knownValues[2, 6] = 5;
knownValues[4, 6] = 3;
knownValues[5, 6] = 9;
knownValues[6, 6] = 2;
knownValues[1, 7] = 7;
knownValues[5, 7] = 4;
knownValues[7, 7] = 9;
knownValues[0, 8] = 2;
knownValues[5, 8] = 1;
knownValues[8, 8] = 7;
}
else if (sudokuIndex == 1)
{
knownValues[0, 1] = 3;
knownValues[0, 8] = 1;
knownValues[1, 3] = 1;
knownValues[1, 5] = 2;
knownValues[1, 7] = 9;
knownValues[2, 2] = 5;
knownValues[2, 3] = 6;
knownValues[2, 5] = 9;
knownValues[3, 0] = 1;
knownValues[3, 1] = 5;
knownValues[3, 4] = 7;
knownValues[3, 6] = 2;
knownValues[4, 2] = 7;
knownValues[4, 6] = 4;
knownValues[5, 2] = 6;
knownValues[5, 4] = 9;
knownValues[5, 7] = 8;
knownValues[5, 8] = 3;
knownValues[6, 3] = 7;
knownValues[6, 5] = 4;
knownValues[6, 6] = 9;
knownValues[7, 1] = 4;
knownValues[7, 3] = 9;
knownValues[7, 5] = 8;
knownValues[8, 0] = 6;
knownValues[8, 7] = 4;
}
else if (sudokuIndex == 2)
{
knownValues[0, 0] = 5;
knownValues[1, 0] = 2;
knownValues[6, 1] = 4;
knownValues[7, 1] = 9;
knownValues[8, 1] = 6;
knownValues[3, 2] = 3;
knownValues[4, 2] = 4;
knownValues[5, 2] = 8;
knownValues[1, 3] = 3;
knownValues[5, 3] = 9;
knownValues[8, 3] = 7;
knownValues[2, 4] = 2;
knownValues[3, 4] = 4;
knownValues[4, 4] = 5;
knownValues[5, 4] = 1;
knownValues[8, 4] = 3;
knownValues[0, 5] = 4;
knownValues[1, 5] = 5;
knownValues[2, 5] = 6;
knownValues[4, 5] = 8;
knownValues[6, 6] = 2;
knownValues[7, 6] = 6;
knownValues[0, 7] = 9;
knownValues[2, 7] = 1;
knownValues[2, 8] = 5;
knownValues[3, 8] = 9;
knownValues[4, 8] = 7;
knownValues[5, 8] = 4;
}
else if (sudokuIndex == 3)
{
knownValues[2, 0] = 2;
knownValues[6, 0] = 1;
knownValues[2, 1] = 5;
knownValues[3, 1] = 7;
knownValues[4, 1] = 2;
knownValues[5, 1] = 1;
knownValues[6, 1] = 8;
knownValues[0, 2] = 3;
knownValues[8, 2] = 6;
knownValues[4, 3] = 5;
knownValues[0, 4] = 7;
knownValues[8, 4] = 2;
knownValues[1, 5] = 3;
knownValues[3, 5] = 4;
knownValues[5, 5] = 6;
knownValues[7, 5] = 8;
knownValues[0, 6] = 6;
knownValues[3, 6] = 2;
knownValues[5, 6] = 9;
knownValues[8, 6] = 5;
knownValues[2, 7] = 9;
knownValues[6, 7] = 6;
knownValues[0, 8] = 1;
knownValues[3, 8] = 5;
knownValues[5, 8] = 4;
knownValues[8, 8] = 7;
}
else if (sudokuIndex == 4)
{
knownValues[2, 0] = 8;
knownValues[4, 0] = 5;
knownValues[7, 0] = 4;
knownValues[1, 1] = 5;
knownValues[2, 1] = 1;
knownValues[3, 1] = 4;
knownValues[4, 1] = 8;
knownValues[8, 1] = 2;
knownValues[2, 2] = 4;
knownValues[4, 2] = 6;
knownValues[5, 2] = 2;
knownValues[6, 3] = 8;
knownValues[2, 4] = 5;
knownValues[6, 4] = 1;
knownValues[7, 4] = 3;
knownValues[8, 4] = 7;
knownValues[0, 5] = 1;
knownValues[1, 5] = 4;
knownValues[7, 5] = 9;
knownValues[4, 6] = 3;
knownValues[6, 6] = 4;
knownValues[7, 6] = 7;
knownValues[8, 6] = 1;
knownValues[3, 7] = 6;
knownValues[7, 7] = 5;
knownValues[3, 8] = 2;
}
else
{
throw new InvalidOperationException("Invalid sudoku index");
}
this.content = new SudokuContents(knownValues);
UpdateDrawing();
}
internal void Load(int[,] data)
{
this.content = new SudokuContents(data);
UpdateDrawing();
}
public SudokuContents(SudokuContents content)
{
this.data = content.Data;
}