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来自「Data Structures And Algorithms With Obje」· HTML 代码 · 共 34 行
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<HTML><HEAD><TITLE>Inserting Items in a Binary Search Tree</TITLE></HEAD><BODY bgcolor="#FFFFFF"> <a href="../index.html" target="_top"><img src="../icons/usins.gif" alt="Logo" align=right></a><b>Data Structures and Algorithms with Object-Oriented Design Patterns in Python</b><br><A NAME="tex2html4829" HREF="page316.html"><IMG WIDTH=37 HEIGHT=24 ALIGN=BOTTOM ALT="next" SRC="../icons/next_motif.gif"></A> <A NAME="tex2html4827" HREF="page310.html"><IMG WIDTH=26 HEIGHT=24 ALIGN=BOTTOM ALT="up" SRC="../icons/up_motif.gif"></A> <A NAME="tex2html4821" HREF="page314.html"><IMG WIDTH=63 HEIGHT=24 ALIGN=BOTTOM ALT="previous" SRC="../icons/previous_motif.gif"></A> <A NAME="tex2html4831" HREF="page611.html"><IMG WIDTH=43 HEIGHT=24 ALIGN=BOTTOM ALT="index" SRC="../icons/index_motif.gif"></A> <BR><HR><H2><A NAME="SECTION0010420000000000000000">Inserting Items in a Binary Search Tree</A></H2><P><A NAME="secsrchtreebstin"> </A><P>The simplest way to insert an item into a binary search treeis to pretend that the item is already in the treeand then follow the path taken by the <tt>find</tt> methodto determine where the item would be.Assuming that the item is not already in the tree,the search will be unsuccessfuland will terminate an an external, empty node.That is precisely where the item to be inserted is placed!<P><BR> <HR><UL> <LI> <A NAME="tex2html4832" HREF="page316.html#SECTION0010421000000000000000"><tt>insert</tt> and <tt>attachKey</tt> Methods</A></UL><HR><A NAME="tex2html4829" HREF="page316.html"><IMG WIDTH=37 HEIGHT=24 ALIGN=BOTTOM ALT="next" SRC="../icons/next_motif.gif"></A> <A NAME="tex2html4827" HREF="page310.html"><IMG WIDTH=26 HEIGHT=24 ALIGN=BOTTOM ALT="up" SRC="../icons/up_motif.gif"></A> <A NAME="tex2html4821" HREF="page314.html"><IMG WIDTH=63 HEIGHT=24 ALIGN=BOTTOM ALT="previous" SRC="../icons/previous_motif.gif"></A> <A NAME="tex2html4831" HREF="page611.html"><IMG WIDTH=43 HEIGHT=24 ALIGN=BOTTOM ALT="index" SRC="../icons/index_motif.gif"></A> <P><ADDRESS><img src="../icons/bruno.gif" alt="Bruno" align=right><a href="../copyright.html">Copyright © 2003</a> by <a href="../signature.html">Bruno R. Preiss, P.Eng.</a> All rights reserved.</ADDRESS></BODY></HTML>
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