📄 ds10.2.3.htm
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</span>86<span style="mso-spacerun: yes; font-family: 宋体; mso-hansi-font-family: Times New Roman">
</span>80<span style="mso-spacerun: yes; font-family: 宋体; mso-hansi-font-family: Times New Roman">
</span>78<span style="mso-spacerun: yes; font-family: 宋体; mso-hansi-font-family: Times New Roman">
</span>100<o:p>
</o:p>
</font></b></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-family:宋体;mso-hansi-font-family:
"Times New Roman""><font size="5" color="#FFFFFF"><b><span style="mso-spacerun: yes; font-family: 宋体; mso-hansi-font-family: Times New Roman">
</span>此时，序列基本“有序”，对其进行直接插入排序，得到最终结果：<o:p>
</o:p>
</b></font></span></p>
<p class="MsoNormal" style="text-indent:21.25pt"><span lang="EN-US" style="font-family:宋体;mso-hansi-font-family:"Times New Roman""><font size="4"><b><font color="#FFFFFF"><span style="mso-spacerun: yes; font-family: 宋体; mso-hansi-font-family: Times New Roman"> </span>7<span style="mso-spacerun: yes; font-family: 宋体; mso-hansi-font-family: Times New Roman">
</span>11<span style="mso-spacerun: yes; font-family: 宋体; mso-hansi-font-family: Times New Roman">
</span>13<span style="mso-spacerun: yes; font-family: 宋体; mso-hansi-font-family: Times New Roman">
</span>29<span style="mso-spacerun: yes; font-family: 宋体; mso-hansi-font-family: Times New Roman">
</span>30<span style="mso-spacerun: yes; font-family: 宋体; mso-hansi-font-family: Times New Roman">
</span>39<span style="mso-spacerun: yes; font-family: 宋体; mso-hansi-font-family: Times New Roman">
</span><u>41</u><span style="mso-spacerun: yes; font-family: 宋体; mso-hansi-font-family: Times New Roman">
</span>41<span style="mso-spacerun: yes; font-family: 宋体; mso-hansi-font-family: Times New Roman">
</span>50<span style="mso-spacerun: yes; font-family: 宋体; mso-hansi-font-family: Times New Roman">
</span>76<span style="mso-spacerun: yes; font-family: 宋体; mso-hansi-font-family: Times New Roman">
</span>78<span style="mso-spacerun: yes; font-family: 宋体; mso-hansi-font-family: Times New Roman">
</span>80<span style="mso-spacerun: yes; font-family: 宋体; mso-hansi-font-family: Times New Roman">
</span>86<span style="mso-spacerun: yes; font-family: 宋体; mso-hansi-font-family: Times New Roman">
</span>100</font></b><o:p>
</o:p>
</font></span></p>
<p class="MsoNormal"><b><span style="font-family:宋体;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman""><font size="5" color="#FFFF00">【算法</font></span><font size="5" color="#FFFF00"><span lang="EN-US">10.5</span><span style="font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"">】</span></font></b></p>
<p class="MsoNormal" style="margin-top: 0; margin-bottom: 0"><span lang="EN-US"><font color="#FFFFFF"><b><font size="5">void<span style="mso-spacerun: yes">
</span>ShellInsert(SqList &p</font></b></font></span><font color="#FFFFFF"><b><font size="5"><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">int
dk)</span></font></b></font></p>
<p class="MsoNormal" style="margin-top: 0; margin-bottom: 0"><font size="5" color="#FFFFFF"><b><span lang="EN-US">{<span style="mso-tab-count:1">
</span></span><span lang="EN-US" style="mso-bidi-font-size: 10.0pt">/*</span><span style="mso-bidi-font-size: 10.0pt; font-family: 宋体; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman">一趟增量为</span><span lang="EN-US" style="mso-bidi-font-size: 10.0pt">dk</span><span style="mso-bidi-font-size: 10.0pt; font-family: 宋体; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman">的插入排序，</span><span lang="EN-US" style="mso-bidi-font-size: 10.0pt">dk</span><span style="mso-bidi-font-size: 10.0pt; font-family: 宋体; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman">为步长因子</span><span lang="EN-US" style="mso-bidi-font-size: 10.0pt">*/</span></b></font></p>
<p class="MsoNormal" style="margin-top: 0; margin-bottom: 0"><span lang="EN-US"><span style="mso-tab-count:1"><font color="#FFFFFF"><b><font size="5">
</font></b></font></span><font color="#FFFFFF"><b><font size="5">for(i=dk+1</font></b></font></span><font color="#FFFFFF"><b><font size="5"><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">i<=p.length</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">i++)</span></font></b></font></p>
<p class="MsoNormal" style="margin-top: 0; margin-bottom: 0"><span lang="EN-US"><span style="mso-tab-count:2"><font color="#FFFFFF"><b><font size="5">
</font></b></font></span><font color="#FFFFFF"><b><font size="5">if(p.r[i].key
< p.r[i-dk].key)<span style="mso-spacerun: yes"> </span></font></b></font></span></p>
<p class="MsoNormal" style="margin-top: 0; margin-bottom: 0"><span lang="EN-US"><font size="5" color="#FFFFFF"><b><span style="mso-spacerun: yes">
</span></b></font><font color="#FFFFFF"><b><font size="5"><span style="mso-spacerun: yes">
</span></font></b></font></span><font color="#FFFFFF"><b><font size="5"><span lang="EN-US" style="mso-bidi-font-size: 10.0pt">/*</span><span style="mso-bidi-font-size: 10.0pt; font-family: 宋体; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman">小于时，需将</span><span lang="EN-US" style="mso-bidi-font-size: 10.0pt">p.r[i]</span><span style="mso-bidi-font-size: 10.0pt; font-family: 宋体; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman">插入有序表</span><span lang="EN-US" style="mso-bidi-font-size: 10.0pt">*/<o:p>
</o:p>
</span></font></b></font></p>
<p class="MsoNormal" style="margin-top: 0; margin-bottom: 0"><span lang="EN-US"><span style="mso-tab-count:2"><font color="#FFFFFF"><b><font size="5">
</font></b></font></span><font color="#FFFFFF"><b><font size="5">{<span style="mso-tab-count:1">
</span>p.r[0]=p.r[i]</font></b></font></span><font color="#FFFFFF"><b><font size="5"><span style="font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"">；</span><span style="mso-spacerun:
yes" lang="EN-US"> </span><span lang="EN-US" style="mso-bidi-font-size: 10.0pt">/*</span><span style="mso-bidi-font-size: 10.0pt; font-family: 宋体; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman">为统一算法设置监测</span><span lang="EN-US" style="mso-bidi-font-size: 10.0pt">*/</span></font></b></font></p>
<p class="MsoNormal" style="margin-top: 0; margin-bottom: 0"><span lang="EN-US"><span style="mso-tab-count:3"><font color="#FFFFFF"><b><font size="5">
</font></b></font></span><font color="#FFFFFF"><b><font size="5">for(j=i-dk</font></b></font></span><font color="#FFFFFF"><b><font size="5"><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">j>0&&p.r[0].key
< p.r[j].key</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">j=j-dk)</span></font></b></font></p>
<p class="MsoNormal" style="margin-top: 0; margin-bottom: 0"><span lang="EN-US"><span style="mso-tab-count:4"><font color="#FFFFFF"><b><font size="5">
</font></b></font></span><font color="#FFFFFF"><b><font size="5">p.r[j+dk]=p.r[j]</font></b></font></span><font color="#FFFFFF"><b><font size="5"><span style="font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"">；</span><span style="mso-spacerun: yes" lang="EN-US">
</span><span lang="EN-US" style="mso-bidi-font-size: 10.0pt">/*</span><span style="mso-bidi-font-size: 10.0pt; font-family: 宋体; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman">记录后移</span><span lang="EN-US" style="mso-bidi-font-size: 10.0pt">*/</span></font></b></font></p>
<p class="MsoNormal" style="margin-top: 0; margin-bottom: 0"><span lang="EN-US"><span style="mso-tab-count:3"><font color="#FFFFFF"><b><font size="5">
</font></b></font></span><font color="#FFFFFF"><b><font size="5">p.r[j+dk]=p.r[0]</font></b></font></span><font color="#FFFFFF"><b><font size="5"><span style="font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"">；</span><span style="mso-spacerun:
yes" lang="EN-US"> </span><span lang="EN-US" style="mso-bidi-font-size: 10.0pt">/*</span><span style="mso-bidi-font-size: 10.0pt; font-family: 宋体; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman">插入到正确位置</span><span lang="EN-US" style="mso-bidi-font-size: 10.0pt">*/</span></font></b></font></p>
<p class="MsoNormal" style="margin-top: 0; margin-bottom: 0"><span lang="EN-US"><span style="mso-tab-count:2"><font color="#FFFFFF"><b><font size="5">
</font></b></font></span><font color="#FFFFFF"><b><font size="5">}</font></b></font></span></p>
<p class="MsoNormal" style="margin-top: 0; margin-bottom: 0"><span lang="EN-US"><font size="5" color="#FFFFFF"><b>}</b></font></span></p>
<p class="MsoNormal" style="margin-top: 0; margin-bottom: 0"><span lang="EN-US" style="font-family:宋体;mso-hansi-font-family:
"Times New Roman""><font size="5" color="#FFFFFF"><b> <o:p>
</o:p>
</b></font></span></p>
<p class="MsoNormal" style="margin-top: 0; margin-bottom: 0"><span lang="EN-US" style="font-family:宋体;mso-hansi-font-family:
"Times New Roman""><font size="5" color="#FFFFFF"><b>void<span style="mso-spacerun: yes">
</span>ShellSort(SqList &p，int dlta[]，int t)<o:p>
</o:p>
</b></font></span></p>
<p class="MsoNormal" style="margin-top: 0; margin-bottom: 0"><font size="5" color="#FFFFFF"><b><span lang="EN-US" style="font-family:宋体;mso-hansi-font-family:
"Times New Roman"">{<span style="mso-tab-count:1"> </span></span><span lang="EN-US" style="mso-bidi-font-size: 10.0pt; font-family: 宋体; mso-hansi-font-family: Times New Roman">/*按增量序列dlta[0，1…，t-1]对顺序表*p作希尔排序*/</span><span lang="EN-US" style="font-family:宋体;mso-hansi-font-family:"Times New Roman""><o:p>
</o:p>
</span></b></font></p>
<p class="MsoNormal" style="margin-top: 0; margin-bottom: 0"><span lang="EN-US" style="font-family:宋体;mso-hansi-font-family:
"Times New Roman""><span style="mso-tab-count:1"><font color="#FFFFFF"><b><font size="5">
</font></b></font></span><font color="#FFFFFF"><b><font size="5">for(k=0；k<t；++K)<o:p>
</o:p>
</font></b></font></span></p>
<p class="MsoNormal" style="margin-top: 0; margin-bottom: 0"><span lang="EN-US" style="font-family:宋体;mso-hansi-font-family:
"Times New Roman""><span style="mso-tab-count:2"><font color="#FFFFFF"><b><font size="5">
</font></b></font></span><font color="#FFFFFF"><b><font size="5">ShellInsert(p，dlta[k])；
</font></b></font></span><font color="#FFFFFF"><b><span lang="EN-US" style="mso-bidi-font-size: 10.0pt; font-family: 宋体; mso-hansi-font-family: Times New Roman"><font size="5">/*</font><font size="4">一趟增量为dlta[k]的插入排序</font><font size="5">*/</font></span><font size="5"><span lang="EN-US" style="font-family:宋体;mso-hansi-font-family:"Times New Roman""><o:p>
</o:p>
</span></font></b></font></p>
<p class="MsoNormal" style="margin-top: 0; margin-bottom: 0"><span lang="EN-US" style="font-family:宋体;mso-hansi-font-family:
"Times New Roman""><font size="5" color="#FFFFFF"><b>}<o:p>
</o:p>
</b></font></span></p>
<p class="MsoNormal" style="margin-top: 0; margin-bottom: 0"><span lang="EN-US" style="font-family:宋体;mso-hansi-font-family:
"Times New Roman""><font size="5" color="#FFFFFF"><b> <o:p>
</o:p>
</b></font></span></p>
<p class="MsoNormal"><span style="font-family:宋体;mso-hansi-font-family:"Times New Roman""><b><font size="5" color="#FFFF00">【时效分析】<span lang="EN-US"><o:p>
</o:p>
</span></font></b></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-family:宋体;mso-hansi-font-family:
"Times New Roman""><span style="mso-spacerun: yes"><font color="#FFFFFF"><b><font size="5">
</font></b></font></span><font color="#FFFFFF"><b><font size="5">希尔排序时效分析很难，关键码的比较次数与记录移动次数依赖于步长因子序列的选取，特定情况下可以准确估算出关键码的比较次数和记录的移动次数。目前还没有人给出选取最好的步长因子序列的方法。步长因子序列可以有各种取法，有取奇数的，也有取质数的，但需要注意：步长因子中除1外没有公因子，且最后一个步长因子必须为1。希尔排序方法是一个不稳定的排序方法。</font></b></font><o:p>
</o:p>
</span></p>
<p> </p>
<p align="center"><b><a href="ds10.2.htm"><font size="5" color="#FFFF00">返回</font></a></b></p>
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