public void Solve()
{
DLX solver = new DLX();
foreach (SudokuMove move in SudokuMove.AllMoves()) {
bool given = (_givens[move.C, move.R] == move.N + 1);
solver.AddRow(move, given);
}
ArrayList answer = solver.Search();
foreach (object r in answer) {
SudokuMove move = r as SudokuMove;
_solution[move.C, move.R] = move.N + 1;
}
}
public void Solve()
{
DLX solver = new DLX();
foreach (SudokuMove move in SudokuMove.AllMoves()) {
bool required = _givens[move.X, move.Y] == move.N + 1;
solver.AddRow(move, required);
}
ArrayList answer = solver.Search();
if (answer != null) {
foreach (object r in answer) {
SudokuMove move = r as SudokuMove;
_solution[move.X, move.Y] = move.N + 1;
}
}
}
public IEnumerable<int> SolveAll()
{
DLX solver = new DLX();
foreach (SudokuMove move in SudokuMove.AllMoves()) {
bool required = _givens[move.X, move.Y] == move.N + 1;
solver.AddRow(move, required);
}
foreach (ArrayList answer in solver.EnumerateSolutions()) {
foreach (object r in answer) {
SudokuMove move = r as SudokuMove;
_solution[move.X, move.Y] = move.N + 1;
}
yield return 1; // hack
}
yield break;
}
