treenode.cs

这是有一个解决八数码问题的程序！ 主要应用了宽度优先搜索法！ 是用C#开发的

using System;
using System.Collections.Generic;
using System.Text;

namespace DS.Tree
{
    public class TreeNode
    {
        private Object item;
        private TreeNode leftChild;
        private TreeNode rightChild;
        //
        public TreeNode(Object newItem)
        {
            item = newItem;
            leftChild = null;
            rightChild = null;
        }
        //
        public TreeNode(Object newItem, TreeNode left, TreeNode right)
        {
            item = newItem;
            leftChild = left;
            rightChild = right;
        }
        //
        public Object Item
        {
            get
            {
                return item;
            }
            set
            {
                item = value;
            }
        }
        public TreeNode LeftChild
        {
            get
            {
                return leftChild;
            }
            set
            {
                leftChild  =(TreeNode)value;
            }
        }
        public TreeNode RightChild
        {
            get
            {
                return rightChild;
            }
            set
            {
                rightChild = (TreeNode)value;
            }
        }
    }
}