ruby Ruby中的节点（树实现）

Posted 2021-05-15

class Node
  attr_accessor :val, :left, :right
  
  def initialize(val, left=nil, right=nil)
    @val = val
    @left = left
    @right = right
  end
  
end

node = Node.new('root', Node.new('left', Node.new('left.left')), Node.new('right'))