1 import CW8b._
2
1
3
2 //type Pos = (Int, Int)
4 //type Pos = (Int, Int)
3 //type Path = List[Pos]
5 //type Path = List[Pos]
4
6
5 def add_pair_urban(x: Pos)(y: Pos): Pos =
7 def add_pair_urban(x: Pos)(y: Pos): Pos =