public void FillNextpuzzle(int i, int j)
{
if (puzzle[i, j] != 0)
{
if (i == SIZE && j == SIZE)
{
throw new PuzzleCompleteException();
}
else
{
int nexti = j == SIZE ? i + 1 : i;
int nextj = j == SIZE ? 0 : j + 1;
FillNextpuzzle(nexti, nextj);
return;
}
}
var fillList = SudokuTest.GenerateFillList();
fillList.ForEach(delegate(int item)
{
puzzle[i, j] = item;
if (FillSuccess(i, j))
{
if (i == SIZE && j == SIZE)
{
throw new PuzzleCompleteException();
}
else
{
int nexti = j == SIZE ? i + 1 : i;
int nextj = j == SIZE ? 0 : j + 1;
FillNextpuzzle(nexti, nextj);
}
}
});
puzzle[i, j] = 0;
}
public void FillNextGrid(int i, int j)
{
var fillList = SudokuTest.GenerateFillList();
fillList.ForEach(delegate(int item)
{
grid[i, j] = item;
if (SudokuTest.FillSuccess(grid, i, j))
{
if (i == LAST && j == LAST)
{
PrintResult();
return;
}
else
{
int nexti = j == LAST ? i + 1 : i;
int nextj = j == LAST ? 0 : j + 1;
FillNextGrid(nexti, nextj);
}
}
});
}