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<title>贪婪(贪心)算法 Greedy Algorithm </title>
<meta name=Description content="2005/9/19: 1.2.4 图论问题 ">
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<div v:shape="_x0000_s118786" class=T style='position:absolute;top:9.0%;
left:14.41%;width:83.14%;height:9.25%'><span lang=ZH-CN style='font-family:
"Times New Roman";mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
Verdana;mso-ansi-language:EN-US'>1.2.4<span style="mso-spacerun: yes">
</span></span><span lang=ZH-CN style='font-family:方正书宋简体;mso-fareast-font-family:
方正书宋简体;mso-ansi-language:EN-US'>图论问题</span><span lang=ZH-CN style='font-family:
"Times New Roman";mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
Verdana;mso-ansi-language:EN-US'> </span></div>
<div v:shape="_x0000_s118787" class=B><span style='position:absolute;
top:25.0%;left:18.16%;width:90.82%'><span style='mso-special-format:bullet;
color:#FFCC66;mso-color-index:3;position:absolute;left:-4.12%;top:.1em;
font-family:Symbol;font-size:90%'>¨</span><span lang=ZH-CN style='font-family:
方正书宋简体;mso-fareast-font-family:方正书宋简体;mso-ansi-language:EN-US'>图论问题主要是与图或树相关的问题。</span></span><span
style='position:absolute;top:31.5%;left:18.16%;width:99.43%'><span lang=ZH-CN
style='font-family:方正书宋简体;mso-fareast-font-family:方正书宋简体;mso-ansi-language:
EN-US'>这里所谓的</span><span lang=ZH-CN style='font-family:"Times New Roman";
mso-fareast-font-family:方正书宋简体;mso-hansi-font-family:"Times New Roman";
mso-ansi-language:EN-US'>“</span><span lang=ZH-CN style='font-family:方正书宋简体;
mso-fareast-font-family:方正书宋简体;mso-ansi-language:EN-US'>图</span><span
lang=ZH-CN style='font-family:"Times New Roman";mso-fareast-font-family:方正书宋简体;
mso-hansi-font-family:"Times New Roman";mso-ansi-language:EN-US'>”</span><span
lang=ZH-CN style='font-family:方正书宋简体;mso-fareast-font-family:方正书宋简体;
mso-ansi-language:EN-US'>指的是一些顶点(</span><span lang=EN-US style='font-family:
"Times New Roman";mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
Verdana;mso-fareast-language:ZH-CN'>Vertex</span><span lang=EN-US
style='font-family:方正书宋简体;mso-fareast-font-family:方正书宋简体;mso-fareast-language:
ZH-CN'>)</span></span><span style='position:absolute;top:38.75%;left:18.16%;
width:91.19%'><span lang=ZH-CN style='font-family:方正书宋简体;mso-fareast-font-family:
方正书宋简体;mso-ansi-language:EN-US'>与边(</span><span lang=EN-US style='font-family:
"Times New Roman";mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
Verdana;mso-fareast-language:ZH-CN'>Edge</span><span lang=EN-US
style='font-family:方正书宋简体;mso-fareast-font-family:方正书宋简体;mso-fareast-language:
ZH-CN'>)的集合。图有着非常重要</span></span><span style='position:absolute;top:46.25%;
left:18.16%;width:90.82%'><span lang=ZH-CN style='font-family:方正书宋简体;
mso-fareast-font-family:方正书宋简体;mso-ansi-language:EN-US'>与丰富的实际应用,如通信网络,交通</span></span><span
style='position:absolute;top:53.5%;left:18.16%;width:90.82%'><span lang=ZH-CN
style='font-family:方正书宋简体;mso-fareast-font-family:方正书宋简体;mso-ansi-language:
EN-US'>网络,工程计划等。本书所涉及到的图</span></span><span style='position:absolute;
top:60.0%;left:18.16%;width:93.63%'><span lang=ZH-CN style='font-family:方正书宋简体;
mso-fareast-font-family:方正书宋简体;mso-ansi-language:EN-US'>论问题主要包括了图的遍历问题(</span><span
lang=EN-US style='font-family:"Times New Roman";mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:Verdana;mso-fareast-language:ZH-CN'>Graph </span></span><span
style='position:absolute;top:67.0%;left:18.16%;width:100.37%'><span
lang=EN-US style='font-family:"Times New Roman";mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:Verdana;mso-fareast-language:ZH-CN'>Traversal</span><span
lang=EN-US style='font-family:方正书宋简体;mso-fareast-font-family:方正书宋简体;
mso-fareast-language:ZH-CN'>),最短路径问题以及图的特例</span><span lang=ZH-CN
style='font-family:"Times New Roman";mso-fareast-font-family:方正书宋简体;
mso-hansi-font-family:"Times New Roman";mso-ansi-language:EN-US'>—</span></span><span
style='position:absolute;top:74.25%;left:18.16%;width:90.82%'><span
lang=ZH-CN style='font-family:"Times New Roman";mso-fareast-font-family:方正书宋简体;
mso-hansi-font-family:"Times New Roman";mso-ansi-language:EN-US'>—</span><span
lang=ZH-CN style='font-family:方正书宋简体;mso-fareast-font-family:方正书宋简体;
mso-ansi-language:EN-US'>树结构的排序、搜索中的应用问题。</span><span lang=ZH-CN
style='font-family:"Times New Roman";mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:Verdana;mso-ansi-language:EN-US'> </span></span></div>
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