private Suduku GetNext(Suduku su)
{
for (int i = 0; i < (int)su.SudukuType; i++)
{
for (int j = i + 1; j < (int)su.SudukuType; j++)
{
var res = su.Swap(su.ValidRow + 1, i, su.ValidRow + 1, j);
if (res != null && !dic.ContainsKey(res.GetHashCode()))
{
return(res);
}
}
}
return(null);
}
public bool Start(Suduku su)
{
Queue <Suduku> queue = new Queue <Suduku>();
while (queue.Count > 0)
{
if (Start(queue.Dequeue()))
{
return(true);
}
}
return(false);
}
