public void AddPairOfStairaces(Vector pos1, Vector pos2)
{
Staircase first = new Staircase(pos1, null);
Staircase second = new Staircase(pos2, first);
first.Other = second;
Staircases.Add(first);
Staircases.Add(second);
}
public Staircase(Vector location, Staircase other)
{
Location = location;
Other = other;
}