da02.htm

1800道数据结构题和答案

  </td>
  <td width=46 valign=top style='width:34.45pt;border-top:none;border-left:
  none;border-bottom:solid windowtext 1.0pt;border-right:solid windowtext 1.0pt;
  mso-border-top-alt:solid windowtext .5pt;mso-border-left-alt:solid windowtext .5pt;
  mso-border-alt:solid windowtext .5pt;padding:0cm 5.4pt 0cm 5.4pt'>
  <p class=MsoNormal><span lang=EN-US style='mso-bidi-font-size:10.5pt;
  font-family:宋体'>26.A<o:p></o:p></span></p>
  </td>
  <td width=45 valign=top style='width:33.85pt;border-top:none;border-left:
  none;border-bottom:solid windowtext 1.0pt;border-right:solid windowtext 1.0pt;
  mso-border-top-alt:solid windowtext .5pt;mso-border-left-alt:solid windowtext .5pt;
  mso-border-alt:solid windowtext .5pt;padding:0cm 5.4pt 0cm 5.4pt'>
  <p class=MsoNormal><span lang=EN-US style='mso-bidi-font-size:10.5pt;
  font-family:宋体'>27.D<o:p></o:p></span></p>
  </td>
  <td width=42 valign=top style='width:31.2pt;border-top:none;border-left:none;
  border-bottom:solid windowtext 1.0pt;border-right:solid windowtext 1.0pt;
  mso-border-top-alt:solid windowtext .5pt;mso-border-left-alt:solid windowtext .5pt;
  mso-border-alt:solid windowtext .5pt;padding:0cm 5.4pt 0cm 5.4pt'>
  <p class=MsoNormal><span lang=EN-US style='mso-bidi-font-size:10.5pt;
  font-family:宋体'><o:p>&nbsp;</o:p></span></p>
  </td>
  <td width=42 valign=top style='width:31.2pt;border-top:none;border-left:none;
  border-bottom:solid windowtext 1.0pt;border-right:solid windowtext 1.0pt;
  mso-border-top-alt:solid windowtext .5pt;mso-border-left-alt:solid windowtext .5pt;
  mso-border-alt:solid windowtext .5pt;padding:0cm 5.4pt 0cm 5.4pt'>
  <p class=MsoNormal><span lang=EN-US style='mso-bidi-font-size:10.5pt;
  font-family:宋体'><o:p>&nbsp;</o:p></span></p>
  </td>
  <td width=42 valign=top style='width:31.2pt;border-top:none;border-left:none;
  border-bottom:solid windowtext 1.0pt;border-right:solid windowtext 1.0pt;
  mso-border-top-alt:solid windowtext .5pt;mso-border-left-alt:solid windowtext .5pt;
  mso-border-alt:solid windowtext .5pt;padding:0cm 5.4pt 0cm 5.4pt'>
  <p class=MsoNormal><span lang=EN-US style='mso-bidi-font-size:10.5pt;
  font-family:宋体'><o:p>&nbsp;</o:p></span></p>
  </td>
  <td width=50 valign=top style='width:37.8pt;border-top:none;border-left:none;
  border-bottom:solid windowtext 1.0pt;border-right:solid windowtext 1.0pt;
  mso-border-top-alt:solid windowtext .5pt;mso-border-left-alt:solid windowtext .5pt;
  mso-border-alt:solid windowtext .5pt;padding:0cm 5.4pt 0cm 5.4pt'>
  <p class=MsoNormal><span lang=EN-US style='mso-bidi-font-size:10.5pt;
  font-family:宋体'><o:p>&nbsp;</o:p></span></p>
  </td>
  <td width=42 valign=top style='width:31.2pt;border-top:none;border-left:none;
  border-bottom:solid windowtext 1.0pt;border-right:solid windowtext 1.0pt;
  mso-border-top-alt:solid windowtext .5pt;mso-border-left-alt:solid windowtext .5pt;
  mso-border-alt:solid windowtext .5pt;padding:0cm 5.4pt 0cm 5.4pt'>
  <p class=MsoNormal><span lang=EN-US style='mso-bidi-font-size:10.5pt;
  font-family:宋体'><o:p>&nbsp;</o:p></span></p>
  </td>
  <td width=42 valign=top style='width:31.2pt;border-top:none;border-left:none;
  border-bottom:solid windowtext 1.0pt;border-right:solid windowtext 1.0pt;
  mso-border-top-alt:solid windowtext .5pt;mso-border-left-alt:solid windowtext .5pt;
  mso-border-alt:solid windowtext .5pt;padding:0cm 5.4pt 0cm 5.4pt'>
  <p class=MsoNormal><span lang=EN-US style='mso-bidi-font-size:10.5pt;
  font-family:宋体'><o:p>&nbsp;</o:p></span></p>
  </td>
  <td width=46 valign=top style='width:34.45pt;border-top:none;border-left:
  none;border-bottom:solid windowtext 1.0pt;border-right:solid windowtext 1.0pt;
  mso-border-top-alt:solid windowtext .5pt;mso-border-left-alt:solid windowtext .5pt;
  mso-border-alt:solid windowtext .5pt;padding:0cm 5.4pt 0cm 5.4pt'>
  <p class=MsoNormal><span lang=EN-US style='mso-bidi-font-size:10.5pt;
  font-family:宋体'><o:p>&nbsp;</o:p></span></p>
  </td>
 </tr>
</table>

<p class=MsoNormal><span style='mso-bidi-font-size:10.5pt;font-family:黑体;
mso-hansi-font-family:宋体'>二．判断题<span lang=EN-US><o:p></o:p></span></span></p>

<table class=MsoNormalTable border=1 cellspacing=0 cellpadding=0
 style='border-collapse:collapse;border:none;mso-border-alt:solid windowtext .5pt;
 mso-yfti-tbllook:191;mso-padding-alt:0cm 5.4pt 0cm 5.4pt;mso-border-insideh:
 .5pt solid windowtext;mso-border-insidev:.5pt solid windowtext'>
 <tr style='mso-yfti-irow:0;mso-yfti-firstrow:yes'>
  <td valign=top style='border:solid windowtext 1.0pt;mso-border-alt:solid windowtext .5pt;
  padding:0cm 5.4pt 0cm 5.4pt'>
  <p class=MsoNormal><span lang=EN-US style='mso-bidi-font-size:10.5pt;
  font-family:宋体'>1. ×<o:p></o:p></span></p>
  </td>
  <td valign=top style='border:solid windowtext 1.0pt;border-left:none;
  mso-border-left-alt:solid windowtext .5pt;mso-border-alt:solid windowtext .5pt;
  padding:0cm 5.4pt 0cm 5.4pt'>
  <p class=MsoNormal><span lang=EN-US style='mso-bidi-font-size:10.5pt;
  font-family:宋体'>2.√<o:p></o:p></span></p>
  </td>
  <td valign=top style='border:solid windowtext 1.0pt;border-left:none;
  mso-border-left-alt:solid windowtext .5pt;mso-border-alt:solid windowtext .5pt;
  padding:0cm 5.4pt 0cm 5.4pt'>
  <p class=MsoNormal><span lang=EN-US style='mso-bidi-font-size:10.5pt;
  font-family:宋体'>3. √<o:p></o:p></span></p>
  </td>
  <td valign=top style='border:solid windowtext 1.0pt;border-left:none;
  mso-border-left-alt:solid windowtext .5pt;mso-border-alt:solid windowtext .5pt;
  padding:0cm 5.4pt 0cm 5.4pt'>
  <p class=MsoNormal><span lang=EN-US style='mso-bidi-font-size:10.5pt;
  font-family:宋体'>4.×<o:p></o:p></span></p>
  </td>
  <td valign=top style='border:solid windowtext 1.0pt;border-left:none;
  mso-border-left-alt:solid windowtext .5pt;mso-border-alt:solid windowtext .5pt;
  padding:0cm 5.4pt 0cm 5.4pt'>
  <p class=MsoNormal><span lang=EN-US style='mso-bidi-font-size:10.5pt;
  font-family:宋体'>5.×<o:p></o:p></span></p>
  </td>
  <td valign=top style='border:solid windowtext 1.0pt;border-left:none;
  mso-border-left-alt:solid windowtext .5pt;mso-border-alt:solid windowtext .5pt;
  padding:0cm 5.4pt 0cm 5.4pt'>
  <p class=MsoNormal><span lang=EN-US style='mso-bidi-font-size:10.5pt;
  font-family:宋体'>6. ×<o:p></o:p></span></p>
  </td>
  <td valign=top style='border:solid windowtext 1.0pt;border-left:none;
  mso-border-left-alt:solid windowtext .5pt;mso-border-alt:solid windowtext .5pt;
  padding:0cm 5.4pt 0cm 5.4pt'>
  <p class=MsoNormal><span lang=EN-US style='mso-bidi-font-size:10.5pt;
  font-family:宋体'>7. ×<o:p></o:p></span></p>
  </td>
  <td valign=top style='border:solid windowtext 1.0pt;border-left:none;
  mso-border-left-alt:solid windowtext .5pt;mso-border-alt:solid windowtext .5pt;
  padding:0cm 5.4pt 0cm 5.4pt'>
  <p class=MsoNormal><span lang=EN-US style='mso-bidi-font-size:10.5pt;
  font-family:宋体'>8.×<o:p></o:p></span></p>
  </td>
  <td valign=top style='border:solid windowtext 1.0pt;border-left:none;
  mso-border-left-alt:solid windowtext .5pt;mso-border-alt:solid windowtext .5pt;
  padding:0cm 5.4pt 0cm 5.4pt'>
  <p class=MsoNormal><span lang=EN-US style='mso-bidi-font-size:10.5pt;
  font-family:宋体'>9.×<o:p></o:p></span></p>
  </td>
  <td valign=top style='border:solid windowtext 1.0pt;border-left:none;
  mso-border-left-alt:solid windowtext .5pt;mso-border-alt:solid windowtext .5pt;
  padding:0cm 5.4pt 0cm 5.4pt'>
  <p class=MsoNormal><span lang=EN-US style='mso-bidi-font-size:10.5pt;
  font-family:宋体'>10.×<o:p></o:p></span></p>
  </td>
  <td valign=top style='border:solid windowtext 1.0pt;border-left:none;
  mso-border-left-alt:solid windowtext .5pt;mso-border-alt:solid windowtext .5pt;
  padding:0cm 5.4pt 0cm 5.4pt'>
  <p class=MsoNormal><span lang=EN-US style='mso-bidi-font-size:10.5pt;
  font-family:宋体'>11.×<o:p></o:p></span></p>
  </td>
  <td valign=top style='border:solid windowtext 1.0pt;border-left:none;
  mso-border-left-alt:solid windowtext .5pt;mso-border-alt:solid windowtext .5pt;
  padding:0cm 5.4pt 0cm 5.4pt'>
  <p class=MsoNormal><span lang=EN-US style='mso-bidi-font-size:10.5pt;
  font-family:宋体'>12.×<o:p></o:p></span></p>
  </td>
 </tr>
 <tr style='mso-yfti-irow:1;mso-yfti-lastrow:yes'>
  <td valign=top style='border:solid windowtext 1.0pt;border-top:none;
  mso-border-top-alt:solid windowtext .5pt;mso-border-alt:solid windowtext .5pt;
  padding:0cm 5.4pt 0cm 5.4pt'>
  <p class=MsoNormal><span lang=EN-US style='mso-bidi-font-size:10.5pt;
  font-family:宋体'>13. ×<o:p></o:p></span></p>
  </td>
  <td valign=top style='border-top:none;border-left:none;border-bottom:solid windowtext 1.0pt;
  border-right:solid windowtext 1.0pt;mso-border-top-alt:solid windowtext .5pt;
  mso-border-left-alt:solid windowtext .5pt;mso-border-alt:solid windowtext .5pt;
  padding:0cm 5.4pt 0cm 5.4pt'>
  <p class=MsoNormal><span lang=EN-US style='mso-bidi-font-size:10.5pt;
  font-family:宋体'>14. √<o:p></o:p></span></p>
  </td>
  <td valign=top style='border-top:none;border-left:none;border-bottom:solid windowtext 1.0pt;
  border-right:solid windowtext 1.0pt;mso-border-top-alt:solid windowtext .5pt;
  mso-border-left-alt:solid windowtext .5pt;mso-border-alt:solid windowtext .5pt;
  padding:0cm 5.4pt 0cm 5.4pt'>
  <p class=MsoNormal><span lang=EN-US style='mso-bidi-font-size:10.5pt;
  font-family:宋体'>15.×<o:p></o:p></span></p>
  </td>
  <td valign=top style='border-top:none;border-left:none;border-bottom:solid windowtext 1.0pt;
  border-right:solid windowtext 1.0pt;mso-border-top-alt:solid windowtext .5pt;
  mso-border-left-alt:solid windowtext .5pt;mso-border-alt:solid windowtext .5pt;
  padding:0cm 5.4pt 0cm 5.4pt'>
  <p class=MsoNormal><span lang=EN-US style='mso-bidi-font-size:10.5pt;
  font-family:宋体'>16. √<o:p></o:p></span></p>
  </td>
  <td valign=top style='border-top:none;border-left:none;border-bottom:solid windowtext 1.0pt;
  border-right:solid windowtext 1.0pt;mso-border-top-alt:solid windowtext .5pt;
  mso-border-left-alt:solid windowtext .5pt;mso-border-alt:solid windowtext .5pt;
  padding:0cm 5.4pt 0cm 5.4pt'>
  <p class=MsoNormal><span lang=EN-US style='mso-bidi-font-size:10.5pt;
  font-family:宋体'><o:p>&nbsp;</o:p></span></p>
  </td>
  <td valign=top style='border-top:none;border-left:none;border-bottom:solid windowtext 1.0pt;
  border-right:solid windowtext 1.0pt;mso-border-top-alt:solid windowtext .5pt;
  mso-border-left-alt:solid windowtext .5pt;mso-border-alt:solid windowtext .5pt;
  padding:0cm 5.4pt 0cm 5.4pt'>
  <p class=MsoNormal><span lang=EN-US style='mso-bidi-font-size:10.5pt;
  font-family:宋体'><o:p>&nbsp;</o:p></span></p>
  </td>
  <td valign=top style='border-top:none;border-left:none;border-bottom:solid windowtext 1.0pt;
  border-right:solid windowtext 1.0pt;mso-border-top-alt:solid windowtext .5pt;
  mso-border-left-alt:solid windowtext .5pt;mso-border-alt:solid windowtext .5pt;
  padding:0cm 5.4pt 0cm 5.4pt'>
  <p class=MsoNormal><span lang=EN-US style='mso-bidi-font-size:10.5pt;
  font-family:宋体'><o:p>&nbsp;</o:p></span></p>
  </td>
  <td valign=top style='border-top:none;border-left:none;border-bottom:solid windowtext 1.0pt;
  border-right:solid windowtext 1.0pt;mso-border-top-alt:solid windowtext .5pt;
  mso-border-left-alt:solid windowtext .5pt;mso-border-alt:solid windowtext .5pt;
  padding:0cm 5.4pt 0cm 5.4pt'>
  <p class=MsoNormal><span lang=EN-US style='mso-bidi-font-size:10.5pt;
  font-family:宋体'><o:p>&nbsp;</o:p></span></p>
  </td>
  <td valign=top style='border-top:none;border-left:none;border-bottom:solid windowtext 1.0pt;
  border-right:solid windowtext 1.0pt;mso-border-top-alt:solid windowtext .5pt;
  mso-border-left-alt:solid windowtext .5pt;mso-border-alt:solid windowtext .5pt;
  padding:0cm 5.4pt 0cm 5.4pt'>
  <p class=MsoNormal><span lang=EN-US style='mso-bidi-font-size:10.5pt;
  font-family:宋体'><o:p>&nbsp;</o:p></span></p>
  </td>
  <td valign=top style='border-top:none;border-left:none;border-bottom:solid windowtext 1.0pt;
  border-right:solid windowtext 1.0pt;mso-border-top-alt:solid windowtext .5pt;
  mso-border-left-alt:solid windowtext .5pt;mso-border-alt:solid windowtext .5pt;
  padding:0cm 5.4pt 0cm 5.4pt'>
  <p class=MsoNormal><span lang=EN-US style='mso-bidi-font-size:10.5pt;
  font-family:宋体'><o:p>&nbsp;</o:p></span></p>
  </td>
  <td valign=top style='border-top:none;border-left:none;border-bottom:solid windowtext 1.0pt;
  border-right:solid windowtext 1.0pt;mso-border-top-alt:solid windowtext .5pt;
  mso-border-left-alt:solid windowtext .5pt;mso-border-alt:solid windowtext .5pt;
  padding:0cm 5.4pt 0cm 5.4pt'>
  <p class=MsoNormal><span lang=EN-US style='mso-bidi-font-size:10.5pt;
  font-family:宋体'><o:p>&nbsp;</o:p></span></p>
  </td>
  <td valign=top style='border-top:none;border-left:none;border-bottom:solid windowtext 1.0pt;
  border-right:solid windowtext 1.0pt;mso-border-top-alt:solid windowtext .5pt;
  mso-border-left-alt:solid windowtext .5pt;mso-border-alt:solid windowtext .5pt;
  padding:0cm 5.4pt 0cm 5.4pt'>
  <p class=MsoNormal><span lang=EN-US style='mso-bidi-font-size:10.5pt;
  font-family:宋体'><o:p>&nbsp;</o:p></span></p>
  </td>
 </tr>
</table>

<p class=MsoNormal><span style='mso-bidi-font-size:10.5pt;font-family:宋体'>部分答案解释如下。<span
lang=EN-US><o:p></o:p></span></span></p>

<p class=MsoNormal style='margin-left:18.0pt;text-indent:-18.0pt;mso-list:l8 level1 lfo11;
tab-stops:list 18.0pt'><![if !supportLists]><span lang=EN-US style='mso-bidi-font-size:
10.5pt;font-family:宋体;mso-bidi-font-family:宋体'><span style='mso-list:Ignore'>1、<span
style='font:7.0pt "Times New Roman"'> </span></span></span><![endif]><span
style='mso-bidi-font-size:10.5pt;font-family:宋体'>头结点并不“仅起”标识作用，并且使操作统一。另外，头结点数据域可写入链表长度，或作监视哨。<span
lang=EN-US><o:p></o:p></span></span></p>

<p class=MsoNormal><span lang=EN-US style='mso-bidi-font-size:10.5pt;
font-family:宋体'>4</span><span style='mso-bidi-font-size:10.5pt;font-family:
宋体'>．两种存储结构各有优缺点，应根据实际情况选用，不能笼统说哪一个好。<span lang=EN-US><o:p></o:p></span></span></p>

<p class=MsoNormal><span lang=EN-US style='mso-bidi-font-size:10.5pt;
font-family:宋体'>7</span><span style='mso-bidi-font-size:10.5pt;font-family:
宋体'>．集合中元素无逻辑关系。<span lang=EN-US><o:p></o:p></span></span></p>

<p class=MsoNormal><span lang=EN-US style='mso-bidi-font-size:10.5pt;
font-family:宋体'>9</span><span style='mso-bidi-font-size:10.5pt;font-family:
宋体'>．非空线性表第一个元素无前驱，最后一个元素无后继。<span lang=EN-US><o:p></o:p></span></span></p>

<p class=MsoNormal><span lang=EN-US style='mso-bidi-font-size:10.5pt;
font-family:宋体'>13</span><span style='mso-bidi-font-size:10.5pt;font-family:
宋体'>．线性表是逻辑结构，可以顺序存储，也可链式存储。<span lang=EN-US><o:p></o:p></span></span></p>

<p class=MsoNormal><span lang=EN-US style='font-family:宋体'><o:p>&nbsp;</o:p></span></p>

<p class=MsoNormal><span style='font-family:宋体'>三．填空题<span lang=EN-US><o:p></o:p></span></span></p>

<p class=MsoNormal style='text-indent:11.15pt;mso-char-indent-count:.98'><span
lang=EN-US style='font-family:宋体'>1</span><span style='font-family:宋体'>．顺序<span
lang=EN-US><span
style='mso-spacerun:yes'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
</span>2</span>．（<span lang=EN-US>n-1</span>）<span lang=EN-US>/2<span
style='mso-spacerun:yes'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
</span>3</span>．<span lang=EN-US>py-&gt;next=px-&gt;next; px-&gt;next=py<o:p></o:p></span></span></p>

<p class=MsoNormal style='text-indent:11.15pt;mso-char-indent-count:.98'><span
lang=EN-US style='font-family:宋体'>4 </span><span style='font-family:宋体'>．<span
lang=EN-US>n-i+1<o:p></o:p></span></span></p>

<p class=MsoNormal style='text-indent:11.15pt;mso-char-indent-count:.98'><span
lang=EN-US style='font-family:宋体'>5</span><span style='font-family:宋体'>．主要是使插入和删除等操作统一，在第一个元素之前插入<span
style='color:red'>元素</span>和删除第一个结点不必另作判断。另外，不论链表是否为空，链表指针不变。<span lang=EN-US><o:p></o:p></span></span></p>