数据结构与算法(C#实现)系列---N叉树(二)XML:namespace prefix = o ns = "urn:schemas-microsoft-com:Office:office" />
Heavenkiller(原创)
public override uint Degree
{
get
{
return this.degree;
}
}
//-------------------------------------------------------------------------------------
//只用于空树结点
public virtual void AttachKey(object _obj)
{
if(!IsEmpty())
throw new Exception("My:this node must be a empty tree node!");
this.key=_obj;
this.treeList=new ArrayList();//产生一个degree长的数组,并将其初始化为空树
this.treeList.Capacity=(int)this.degree;
for(int i=0;i
{
treeList.Add(new NaryTree(this.degree));
}
/*
foreach(object tmpObj in this.treeList)
{
tmpObj=new NaryTree(this.degree);
}
*/
}
//只用于叶子结点,将叶子结点变为一个空结点,并返回叶子结点关键字的引用
public virtual object DetachKey()
{
if(!IsLeaf())
throw new Exception("My:this node must be a leaf node!");
object result=this.key;//store this leaf node temporary
this.key=null;
this.treeList=null;
return result;
}
//将子树连接到指定树的第num个结点上,前提是这个结点必须是空结点,并且度数相同,否则抛出异常
public virtual void AttachSubtree(uint num,NaryTree _naryTree)
{
if(this.IsEmpty())
throw new Exception("My:it can't be a empty tree!");
if(!(this[num-1].IsEmpty()) | this.degree!=_naryTree.degree )
throw new Exception("My:this[i-1] must be empty and they should have the same degree!");
this[num-1]=_naryTree;
}
//仅为非空树定义,从给定树中删去它的第i棵子树并连上一个空树,度数相同,并且返回删除的子树引用
public virtual NaryTree DetachSubtree(uint num)
{
if (IsEmpty())
throw new Exception("My:it can't be empty! ");
NaryTree tmpTree=this;
((NaryTree)this[num-1]).key=null;
((NaryTree)this[num-1]).treeList=null;
return this;
}
//----------------------------------------------------------------------------------
}
}
来自 “ ITPUB博客 ” ,链接:http://blog.itpub.net/10794571/viewspace-974273/,如需转载,请注明出处,否则将追究法律责任。
转载于:http://blog.itpub.net/10794571/viewspace-974273/
本文介绍了使用C#实现N叉树的相关操作,包括节点的附加、关键字的分离及子树的连接等,并提供了具体的代码实现。
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