private void Guess()
{
//find a square with two possible values
Console.WriteLine("Guessing!");
Square[] temp;
Board branch;
List<Square[]> permutations = new List<Square[]>();
for (int i = 0; i < n4; i++)
{
if (allSquares[i].getValue() != Square.NULL_VALUE)
{
foreach (int values in allSquares[i].GetPossibleValuesList())
{
temp = new Square[n4];
Array.Copy(allSquares, temp, n4);
temp[i].setValue(i);
permutations.Add(temp);
}
}
}
foreach (Square[] sArr in permutations)
{
branch = new Board(n, sArr);
branch.completePuzzle();
if (branch.isLegal() && branch.isComplete())
{
allSquares = branch.allSquares;
Console.WriteLine(showSquares() + "\n\n!!!!!!!");
Console.ReadLine();
}
}
}
