package _4_tree

import "fmt"

type Node struct {
	data  interface{}
	left  *Node
	right *Node
}

func NewNode(data interface{}) *Node {
	return &Node{data: data}
}

func (this *Node) String() string {
	return fmt.Sprintf("v:%+v, left:%+v, right:%+v", this.data, this.left, this.right)
}