A rightleft-fold is an elegant solution too:
class Node (children:List[Node], value:Int) {
def totalCost : Int = (value /: children) (_ + _.totalCost)
}
A right-fold is an elegant solution too:
class Node (children:List[Node], value:Int) {
def totalCost : Int = (value /: children) (_ + _.totalCost)
}
A left-fold is an elegant solution too:
class Node (children:List[Node], value:Int) {
def totalCost : Int = (value /: children) (_ + _.totalCost)
}
A right-fold is an elegant solution too:
class Node (children:List[Node], value:Int) {
def totalCost : Int = (value /: children) (_ + _.totalCost)
}
lang-scala