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二叉树

时间:2018-05-19 16:59:31      阅读:191      评论:0      收藏:0      [点我收藏+]

标签:int   sum   eval   泛型   ast   数据   last   data   .com   

using System;
using System.Collections.Generic;
using System.Threading.Tasks;

namespace MyTree
{
    class Tree<T> where T:IComparable<T> //该接口用于处理泛型的大小比较
    {
        private T Data; //数据
        private int count;   //数据的次数
        private Tree<T> LTree;//左子树
        private Tree<T> RTree;//右子树
        public Tree(T value)
        {
            Data = value;
            count = 1;
            LTree = null;
            RTree = null;
        }
        public void Insert(T newTree)
        {
            T currentNodeValue = this.Data;
            if(currentNodeValue.CompareTo(newTree)>0) 
            {
                if(this.LTree==null)
                {
                    this.LTree = new Tree<T>(newTree);
                }
                else
                {
                    this.LTree.Insert(newTree);
                }
            }
            else if (currentNodeValue.CompareTo(newTree)<0)
            {
                if(this.RTree==null)
                {
                    this.RTree = new Tree<T>(newTree);
                }
                else
                {
                    this.RTree.Insert(newTree);
                }
            }
            else
            {
                this.count++;
            }
        }
        /// <summary>
        /// 中序遍历
        /// </summary>
        public void midOrder()
        {
            if(this.LTree!=null)
            {
                this.LTree.midOrder();
            }
            Console.WriteLine(this.Data+","+this.count);
            if(this.RTree!=null)
            {
                this.RTree.midOrder();
            }
        }
        /// <summary>
        /// 先序遍历
        /// </summary>
        public void firstOrder()
        {
            Console.WriteLine(this.Data + "," + this.count);
            if (this.LTree != null)
            {
                this.LTree.firstOrder();
            }
           
            if (this.RTree != null)
            {
                this.RTree.firstOrder();
            }
        }
        /// <summary>
        /// 后序遍历
        /// </summary>
        public void lastOrder()
        {
            Console.WriteLine(this.Data + "," + this.count);
            if (this.LTree != null)
            {
                this.LTree.lastOrder();
            }
           
            if (this.RTree != null)
            {
                this.RTree.lastOrder();
            }
        }
    }
}

 

using System;

namespace MyTree
{
    class Program
    {
        static void Main(string[] args)
        {
            Tree<int> tree = new Tree<int>(10);
            tree.Insert(2);  
            tree.Insert(4);
            tree.Insert(9);
            tree.Insert(15);
            Console.WriteLine("先序遍历");
            tree.firstOrder();
            Console.WriteLine();
            Console.WriteLine("后序遍历");
            tree.lastOrder();
            Console.WriteLine();
            Console.WriteLine("中序遍历");
            tree.midOrder();
            Console.ReadKey();
        }
    }
}

 

二叉树

标签:int   sum   eval   泛型   ast   数据   last   data   .com   

原文地址:https://www.cnblogs.com/lichuangblog/p/9060471.html

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