📄 delphitree.txt
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<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 31.5pt; mso-char-indent-count: 3.0; mso-char-indent-size: 10.5pt"><SPAN lang=EN-US><FONT color=#000080 size=2>Node.Data := Pointer(6 ); </FONT></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 31.5pt; mso-char-indent-count: 3.0; mso-char-indent-size: 10.5pt"><SPAN lang=EN-US><FONT size=2><FONT color=#000080> <o:p></o:p></FONT></FONT></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 31.5pt; mso-char-indent-count: 3.0; mso-char-indent-size: 10.5pt"><SPAN lang=EN-US><FONT size=2><FONT color=#000080> <o:p></o:p></FONT></FONT></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 31.5pt; mso-char-indent-count: 3.0; mso-char-indent-size: 10.5pt"><SPAN lang=EN-US><FONT size=2><FONT color=#000080> <o:p></o:p></FONT></FONT></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 31.5pt; mso-char-indent-count: 3.0; mso-char-indent-size: 10.5pt"><SPAN lang=EN-US><FONT size=2><FONT color=#000080> <o:p></o:p></FONT></FONT></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 31.5pt; mso-char-indent-count: 3.0; mso-char-indent-size: 10.5pt"><SPAN lang=EN-US><FONT size=2><FONT color=#000080> <o:p></o:p></FONT></FONT></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 30pt; mso-char-indent-count: 3.0; mso-char-indent-size: 10.0pt"><v:shape id=_x0000_s1036 style="MARGIN-TOP: 7.8pt; Z-INDEX: 11; LEFT: 0px; MARGIN-LEFT: 315pt; WIDTH: 106.5pt; POSITION: absolute; HEIGHT: 118.5pt; TEXT-ALIGN: left; mso-position-horizontal: absolute; mso-position-horizontal-relative: text; mso-position-vertical: absolute; mso-position-vertical-relative: text" type="#_x0000_t75"><v:imagedata o:title="" src="file:///D:/DOCUME~1/ADMINI~1/LOCALS~1/Temp/msoclip1/09/clip_image021.png"><FONT color=#000080 size=2></FONT></v:imagedata></v:shape><SPAN lang=EN-US><FONT size=2><FONT color=#000080> <o:p></o:p></FONT></FONT></SPAN></P><BR style="mso-ignore: vglayout" clear=all>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 31.5pt; mso-char-indent-count: 3.0; mso-char-indent-size: 10.5pt"><FONT size=2><FONT color=#000080><SPAN lang=EN-US>//</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">第</SPAN><SPAN lang=EN-US>11</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">步：删除结点</SPAN><SPAN lang=EN-US>6</SPAN></FONT></FONT></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 31.5pt; mso-char-indent-count: 3.0; mso-char-indent-size: 10.5pt"><FONT size=2><FONT color=#000080><SPAN lang=EN-US>Node.Delete; //</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">或</SPAN><SPAN lang=EN-US>YuTree.Delete(Node); </SPAN></FONT></FONT></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 31.5pt; mso-char-indent-count: 3.0; mso-char-indent-size: 10.5pt"><SPAN lang=EN-US><FONT size=2><FONT color=#000080> <o:p></o:p></FONT></FONT></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 31.5pt; mso-char-indent-count: 3.0; mso-char-indent-size: 10.5pt"><SPAN lang=EN-US><FONT size=2><FONT color=#000080> <o:p></o:p></FONT></FONT></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 31.5pt; mso-char-indent-count: 3.0; mso-char-indent-size: 10.5pt"><SPAN lang=EN-US><FONT size=2><FONT color=#000080> <o:p></o:p></FONT></FONT></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 31.5pt; mso-char-indent-count: 3.0; mso-char-indent-size: 10.5pt"><SPAN lang=EN-US><FONT size=2><FONT color=#000080> <o:p></o:p></FONT></FONT></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 31.5pt; mso-char-indent-count: 3.0; mso-char-indent-size: 10.5pt"><SPAN lang=EN-US><FONT size=2><FONT color=#000080> <o:p></o:p></FONT></FONT></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 31.5pt; mso-char-indent-count: 3.0; mso-char-indent-size: 10.5pt"><FONT size=2><FONT color=#000080><SPAN lang=EN-US>//</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">其它用法</SPAN></FONT></FONT></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt"><FONT size=2><FONT color=#000080><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>//</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">结点</SPAN><SPAN lang=EN-US>2.GetNextBrother() = </SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">结点</SPAN><SPAN lang=EN-US>4<SPAN style="mso-tab-count: 1"> </SPAN><SPAN style="mso-tab-count: 1"> </SPAN></SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">返回该结点的下一个兄弟</SPAN></FONT></FONT></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt"><FONT size=2><FONT color=#000080><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>//</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">结点</SPAN><SPAN lang=EN-US>2.GetPrevBrother() = </SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">结点</SPAN><SPAN lang=EN-US>3<SPAN style="mso-tab-count: 1"> </SPAN><SPAN style="mso-tab-count: 1"> </SPAN></SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">返回该结点的上一个兄弟</SPAN></FONT></FONT></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt"><FONT size=2><FONT color=#000080><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>//</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">结点</SPAN><SPAN lang=EN-US>1.GetFirstChild() = </SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">结点</SPAN><SPAN lang=EN-US>5; </SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'"> </SPAN><SPAN lang=EN-US><SPAN style="mso-tab-count: 1"> </SPAN></SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">返回该结点的第一个子结点</SPAN></FONT></FONT></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt"><FONT size=2><FONT color=#000080><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>//</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">结点</SPAN><SPAN lang=EN-US>1.GetLastChild() = </SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">结点</SPAN><SPAN lang=EN-US>4</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'"> </SPAN><SPAN lang=EN-US> <SPAN style="mso-tab-count: 1"> </SPAN></SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">返回该结点的最后一个子结点</SPAN></FONT></FONT></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt"><SPAN lang=EN-US><FONT size=2><FONT color=#000080> <o:p></o:p></FONT></FONT></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt"><FONT size=2><FONT color=#000080><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>//</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">结点</SPAN><SPAN lang=EN-US>1.GetNext = </SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">结点</SPAN><SPAN lang=EN-US>5 </SPAN></FONT></FONT></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt"><FONT size=2><FONT color=#000080><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>//</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">结点</SPAN><SPAN lang=EN-US>1.GetPrev = </SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">结点</SPAN><SPAN lang=EN-US>0</SPAN></FONT></FONT></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt"><FONT size=2><FONT color=#000080><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>//</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">结点</SPAN><SPAN lang=EN-US>2.GetFirstBrother() = </SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">结点</SPAN><SPAN lang=EN-US>5 <SPAN style="mso-tab-count: 1"> </SPAN></SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">返回该结点的第一个兄弟</SPAN></FONT></FONT></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 31.5pt; mso-char-indent-count: 3.0; mso-char-indent-size: 10.5pt"><FONT size=2><FONT color=#000080><SPAN lang=EN-US>//</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">结点</SPAN><SPAN lang=EN-US>2.GetLastBrother() = </SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">结点</SPAN><SPAN lang=EN-US>4<SPAN style="mso-tab-count: 1"> </SPAN><SPAN style="mso-tab-count: 1"> </SPAN></SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">返回该结点最后一个兄弟</SPAN></FONT></FONT></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 31.5pt; mso-char-indent-count: 3.0; mso-char-indent-size: 10.5pt"><SPAN lang=EN-US><FONT size=2><FONT color=#000080> <o:p></o:p></FONT></FONT></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 31.5pt; mso-char-indent-count: 3.0; mso-char-indent-size: 10.5pt"><FONT size=2><FONT color=#000080><SPAN lang=EN-US>//YuTree.FirstNode = </SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">结点</SPAN><SPAN lang=EN-US>0</SPAN></FONT></FONT></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 31.5pt; mso-char-indent-count: 3.0; mso-char-indent-size: 10.5pt"><FONT size=2><FONT color=#000080><SPAN lang=EN-US>//YuTree.Clear(); </SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">清空所有结点</SPAN></FONT></FONT></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt"><SPAN lang=EN-US><FONT color=#000080 size=2>End;</FONT></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt"><SPAN lang=EN-US><FONT size=2><FONT color=#000080> <o:p></o:p></FONT></FONT></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt"><FONT size=2><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">说明：该在程序中是以二叉树来表示的，</SPAN><SPAN lang=EN-US>FDownLeft</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">，</SPAN><SPAN lang=EN-US>FDownRight</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">分别表示二叉树的左指针、右指针。</SPAN></FONT></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt"><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'"><FONT size=2>原代码如下：</FONT></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt"><FONT size=2><SPAN lang=EN-US>//</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">――――――开始―――――――――――――――――――――――――――－</SPAN></FONT></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt"><SPAN lang=EN-US><FONT size=2>unit uYuTree;<o:p></o:p></FONT></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt"><SPAN lang=EN-US><FONT size=2> <o:p></o:p></FONT></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt"><SPAN lang=EN-US><FONT size=2>interface<o:p></o:p></FONT></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt"><SPAN lang=EN-US><FONT size=2> <o:p></o:p></FONT></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt"><SPAN lang=EN-US><FONT size=2>type<o:p></o:p></FONT></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt"><SPAN lang=EN-US><FONT size=2><SPAN style="mso-spacerun: yes"> </SPAN>TYuNodeAttachMode = (ynaAdd, ynaAddFirst, ynaAddChild, ynaAddChildFirst, ynaInsert);<o:p></o:p></FONT></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt"><SPAN lang=EN-US><FONT size=2><SPAN style="mso-spacerun: yes"> </SPAN>TYuTree = class;<o:p></o:p></FONT></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt"><SPAN lang=EN-US><FONT size=2><SPAN style="mso-spacerun: yes"> </SPAN>TYuNode = class(TObject)<o:p></o:p></FONT></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt"><SPAN lang=EN-US><FONT size=2><SPAN style="mso-spacerun: yes"> </SPAN>private<o:p></o:p></FONT></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt"><FONT size=2><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>//Self.Tree</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">中除</SPAN><SPAN lang=EN-US>Root</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">外</SPAN><SPAN lang=EN-US>, FUpLeft, FUpRight</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">有且只有一个为空</SPAN><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN><o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt"><FONT size=2><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>FUpLeft: TYuNode;<SPAN style="mso-spacerun: yes"> </SPAN>//Self.FUpLeft.FDownLeft = Self </SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">（该指针指向的结点是该结点的父结点）</SPAN><SPAN lang=EN-US><o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt"><FONT size=2><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>FUpRight: TYuNode;<SPAN style="mso-spacerun: yes"> </SPAN>//Self.FUpRight.FDownRight = Self </SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">（该指针指向的结点是该结点的上一个兄弟）</SPAN><SPAN lang=EN-US><o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt"><SPAN lang=EN-US><FONT size=2> <o:p></o:p></FONT></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt"><FONT size=2><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>FDownLeft: TYuNode;<SPAN style="mso-spacerun: yes"> </SPAN>//</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">二叉树的左指针，表树的子结点</SPAN><SPAN lang=EN-US><o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt"><FONT size=2><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>FDownRight: TYuNode;<SPAN style="mso-spacerun: yes"> </SPAN>//</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">二叉树的右指针，表示树的下一个兄弟</SPAN><SPAN lang=EN-US><o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt"><SPAN lang=EN-US><FONT size=2><SPAN style="mso-spacerun: yes"> </SPAN>FOwner: TYuTree;<o:p></o:p></FONT></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt"><SPAN lang=EN-US><FONT size=2> <o:p></o:p></FONT></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt"><FONT size=2><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>//</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">结点的状态信息</SPAN><SPAN lang=EN-US><o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt"><SPAN lang=EN-US><FONT size=2><SPAN style="mso-spacerun: yes"> </SPAN>FDeleting: Boolean;<o:p></o:p></FONT></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt"><SPAN lang=EN-US><FONT size=2><SPAN style="mso-spacerun: yes"> </SPAN>FIsRootOfDeleted: Boolean;<o:p></o:p></FONT></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt"><SPAN lang=EN-US><FONT size=2> <o:p></o:p></FONT></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt"><SPAN lang=EN-US><FONT size=2><SPAN style="mso-spacerun: yes"> </SPAN>function GetLevel(): Integer;<o:p></o:p></FONT></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt"><SPAN lang=EN-US><FONT size=2><SPAN style="mso-spacerun: yes"> </SPAN>function GetParent(): TYuNode;<o:p></o:p></FONT></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt"><SPAN lang=EN-US><FONT size=2> <o:p></o:p></FONT></SPAN></P>
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