/// <summary>
/// An example solver to run, should get two possible solutions.
/// </summary>
internal static void ExampleToSolve01(int[,] puzzle)
{
var solver = new SudokuSolverUsingRecursion();
//Console.Clear();
solver.ConsoleWriteGrid(puzzle, "Initial Puzzle");
solver.Solve(ref puzzle);
//solver.ClearConsoleToBottom();
}
static void Main(string[] args)
{
var puzzle = new[, ]
{
{ 5, 3, 0, 0, 7, 0, 0, 0, 0 },
{ 6, 0, 0, 1, 9, 5, 0, 0, 0 },
{ 0, 9, 8, 0, 0, 0, 0, 6, 0 },
{ 8, 0, 0, 0, 6, 0, 0, 0, 3 },
{ 4, 0, 0, 8, 0, 3, 0, 0, 1 },
{ 7, 0, 0, 0, 2, 0, 0, 0, 6 },
{ 0, 6, 0, 0, 0, 0, 2, 8, 0 },
{ 0, 0, 0, 4, 1, 9, 0, 0, 5 },
{ 0, 0, 0, 0, 8, 0, 0, 0, 0 }
};
SudokuSolverUsingRecursion.ExampleToSolve01(puzzle);
SudokuSolver01.ExampleToSolve01(puzzle);
}