public bool Equals(House h2)
{
return (this.X == h2.X) && (this.Y == h2.Y);
}
public List<House> Run(string commands)
{
List<House> visited = new List<House>();
visited.Add(new House(0, 0));
House currentHouse = new House(0, 0);
foreach (char command in commands)
{
if (command == '<')
{
currentHouse.X--;
}
else if (command == '>')
{
currentHouse.X++;
}
else if (command == '^')
{
currentHouse.Y++;
}
else if (command == 'v')
{
currentHouse.Y--;
}
else
{
throw new Exception(String.Format("Santa didn't know how to {0}. In his confusion the sleigh exploded. Congratulations you killed Santa, you monster.", command));
}
if (!visited.Contains(currentHouse))
{
visited.Add(new House(currentHouse.X, currentHouse.Y));
}
}
return visited;
}