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  <td style='padding:.75pt .75pt .75pt .75pt'>
  <p class=MsoNormal><span lang=EN-US style='font-size:10.0pt;color:#333399'><!--[if gte vml 1]><v:shapetype
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  </v:shape><![endif]--><![if !vml]><img width=61 height=22
  src="./4-4.files/image002.gif"
  tppabs="http://210.28.33.29/vbweb/study/images/image403.gif"
  u1:shapes="_x0000_s1027" v:shapes="_x0000_i1033"><![endif]><o:p></o:p></span></p>
  </td>
  <td style='padding:.75pt .75pt .75pt .75pt'>
  <p class=MsoNormal><span style='font-size:10.0pt;color:#333399;letter-spacing:
  1.0pt'>输入<span lang=EN-US>/输出</span></span><span lang=EN-US style='font-size:
  10.0pt;color:#333399'><o:p></o:p></span></p>
  </td>
  <td style='padding:.75pt .75pt .75pt .75pt'>
  <p class=MsoNormal><span style='font-size:10.0pt;color:#333399;letter-spacing:
  1.0pt'>数据的输入与输出</span><span lang=EN-US style='font-size:10.0pt;color:#333399'><o:p></o:p></span></p>
  </td>
 </tr>
 <tr>
  <td style='padding:.75pt .75pt .75pt .75pt'>
  <p class=MsoNormal><span lang=EN-US style='font-size:10.0pt;color:#333399'><!--[if gte vml 1]><v:shape
   id="_x0000_i1034" type="#_x0000_t75" alt="" style='width:45.75pt;height:16.5pt'>
   <v:imagedata src="./4-4.files/image003.gif" o:href="http://219.219.90.5/jcy/二级考试辅导资料/VB/vbweb/study/images/image404.gif"/>
  </v:shape><![endif]--><![if !vml]><img width=61 height=22
  src="./4-4.files/image003.gif"
  tppabs="http://210.28.33.29/vbweb/study/images/image404.gif" v:shapes="_x0000_i1034"><![endif]><o:p></o:p></span></p>
  </td>
  <td style='padding:.75pt .75pt .75pt .75pt'>
  <p class=MsoNormal><span style='font-size:10.0pt;color:#333399'>处理<span
  lang=EN-US><o:p></o:p></span></span></p>
  </td>
  <td style='padding:.75pt .75pt .75pt .75pt'>
  <p class=MsoNormal><span style='font-size:10.0pt;color:#333399'>各种形式的数据处理<span
  lang=EN-US><o:p></o:p></span></span></p>
  </td>
 </tr>
 <tr>
  <td style='padding:.75pt .75pt .75pt .75pt'>
  <p class=MsoNormal><span lang=EN-US style='font-size:10.0pt;color:#333399'><!--[if gte vml 1]><v:shape
   id="_x0000_i1035" type="#_x0000_t75" alt="" style='width:45.75pt;height:24pt'>
   <v:imagedata src="./4-4.files/image004.gif" o:href="http://219.219.90.5/jcy/二级考试辅导资料/VB/vbweb/study/images/image405.gif"/>
  </v:shape><![endif]--><![if !vml]><img width=61 height=32
  src="./4-4.files/image005.gif"
  tppabs="http://210.28.33.29/vbweb/study/images/image405.gif" v:shapes="_x0000_i1035"><![endif]><o:p></o:p></span></p>
  </td>
  <td style='padding:.75pt .75pt .75pt .75pt'>
  <p class=MsoNormal><span style='font-size:10.0pt;color:#333399'>判断<span
  lang=EN-US><o:p></o:p></span></span></p>
  </td>
  <td style='padding:.75pt .75pt .75pt .75pt'>
  <p class=MsoNormal><span style='font-size:10.0pt;color:#333399'>判断选择，根据条件满足与否选择不同路径<span
  lang=EN-US><o:p></o:p></span></span></p>
  </td>
 </tr>
 <tr>
  <td style='padding:.75pt .75pt .75pt .75pt'>
  <p class=MsoNormal><span lang=EN-US style='font-size:10.0pt;color:#333399'><!--[if gte vml 1]><v:shape
   id="_x0000_i1036" type="#_x0000_t75" alt="" style='width:45.75pt;height:16.5pt'>
   <v:imagedata src="./4-4.files/image006.gif" o:href="http://219.219.90.5/jcy/二级考试辅导资料/VB/vbweb/study/images/image406.gif"/>
  </v:shape><![endif]--><![if !vml]><img width=61 height=22
  src="./4-4.files/image006.gif"
  tppabs="http://210.28.33.29/vbweb/study/images/image406.gif" v:shapes="_x0000_i1036"><![endif]><o:p></o:p></span></p>
  </td>
  <td style='padding:.75pt .75pt .75pt .75pt'>
  <p class=MsoNormal><span style='font-size:10.0pt;color:#333399'>起止<span
  lang=EN-US><o:p></o:p></span></span></p>
  </td>
  <td style='padding:.75pt .75pt .75pt .75pt'>
  <p class=MsoNormal><span style='font-size:10.0pt;color:#333399'>流程的起点与终点<span
  lang=EN-US><o:p></o:p></span></span></p>
  </td>
 </tr>
 <tr>
  <td style='padding:.75pt .75pt .75pt .75pt'>
  <p class=MsoNormal><span lang=EN-US style='font-size:10.0pt;color:#333399'><!--[if gte vml 1]><v:shape
   id="_x0000_i1037" type="#_x0000_t75" alt="" style='width:54.75pt;height:18pt'>
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  </v:shape><![endif]--><![if !vml]><img width=73 height=24
  src="./4-4.files/image007.gif"
  tppabs="http://210.28.33.29/vbweb/study/images/image407.gif" v:shapes="_x0000_i1037"><![endif]><o:p></o:p></span></p>
  </td>
  <td style='padding:.75pt .75pt .75pt .75pt'>
  <p class=MsoNormal><span style='font-size:10.0pt;color:#333399'>特定过程<span
  lang=EN-US><o:p></o:p></span></span></p>
  </td>
  <td style='padding:.75pt .75pt .75pt .75pt'>
  <p class=MsoNormal><span style='font-size:10.0pt;color:#333399'>一个定义过的过程<span
  lang=EN-US><o:p></o:p></span></span></p>
  </td>
 </tr>
 <tr>
  <td style='padding:.75pt .75pt .75pt .75pt'>
  <p class=MsoNormal><span lang=EN-US style='font-size:10.0pt;color:#333399'><!--[if gte vml 1]><v:shape
   id="_x0000_i1038" type="#_x0000_t75" alt="" style='width:47.25pt;height:10.5pt'>
   <v:imagedata src="./4-4.files/image008.gif" o:href="http://219.219.90.5/jcy/二级考试辅导资料/VB/vbweb/study/images/image408.gif"/>
  </v:shape><![endif]--><![if !vml]><img width=63 height=14
  src="./4-4.files/image008.gif"
  tppabs="http://210.28.33.29/vbweb/study/images/image408.gif" v:shapes="_x0000_i1038"><![endif]><o:p></o:p></span></p>
  </td>
  <td style='padding:.75pt .75pt .75pt .75pt'>
  <p class=MsoNormal><span style='font-size:10.0pt;color:#333399'>流程线<span
  lang=EN-US><o:p></o:p></span></span></p>
  </td>
  <td style='padding:.75pt .75pt .75pt .75pt'>
  <p class=MsoNormal><span style='font-size:10.0pt;color:#333399'>连接各个框图，表示执行顺序<span
  lang=EN-US><o:p></o:p></span></span></p>
  </td>
 </tr>
 <tr>
  <td style='padding:.75pt .75pt .75pt .75pt'>
  <p class=MsoNormal><span lang=EN-US style='font-size:10.0pt;color:#333399'><!--[if gte vml 1]><v:shape
   id="_x0000_i1039" type="#_x0000_t75" alt="" style='width:18.75pt;height:16.5pt'>
   <v:imagedata src="./4-4.files/image009.gif" o:href="http://219.219.90.5/jcy/二级考试辅导资料/VB/vbweb/study/images/image409.gif"/>
  </v:shape><![endif]--><![if !vml]><img width=25 height=22
  src="./4-4.files/image009.gif"
  tppabs="http://210.28.33.29/vbweb/study/images/image409.gif" v:shapes="_x0000_i1039"><![endif]><o:p></o:p></span></p>
  </td>
  <td style='padding:.75pt .75pt .75pt .75pt'>
  <p class=MsoNormal><span style='font-size:10.0pt;color:#333399'>连接点<span
  lang=EN-US><o:p></o:p></span></span></p>
  </td>
  <td style='padding:.75pt .75pt .75pt .75pt'>
  <p class=MsoNormal><span style='font-size:10.0pt;color:#333399'>表示与流程图其他部分相连接<span
  lang=EN-US><o:p></o:p></span></span></p>
  </td>
 </tr>
</table>

<p style='layout-grid-mode:char'><strong><span lang=EN-US>5.基本算法结构</span></strong><span
lang=EN-US><o:p></o:p></span></p>

<p style='layout-grid-mode:char'><span style='letter-spacing:1.0pt'>　“结构化程序设计方法”规定算法有三种基本结构：<b>
顺序结构、选择结构</b>和<b>循环结构</b></span><span lang=EN-US><o:p></o:p></span></p>

<table border=0 cellspacing=0 cellpadding=0 align=left style='mso-cellspacing:
 0cm;mso-table-anchor-vertical:paragraph;mso-table-anchor-horizontal:column;
 mso-table-left:left;mso-padding-alt:0cm 0cm 0cm 0cm'>
 <tr>
  <td width=10 style='width:7.2pt;padding:0cm 0cm 0cm 0cm'>
  <p class=MsoNormal><span style='left:48px;position:relative;top:-1px;
  z-index:59'><![if !supportEmptyParas]>&nbsp;<![endif]><span lang=EN-US
  style='font-size:0pt;mso-bidi-font-size:10.0pt;color:#333399'><o:p></o:p></span></p>
  </td>
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  <p class=MsoNormal><![if !supportEmptyParas]>&nbsp;<![endif]><span
  lang=EN-US style='font-size:0pt;mso-bidi-font-size:10.0pt;color:#333399'><o:p></o:p></span></p>
  </td>
  <td width=83 style='width:62.25pt;padding:0cm 0cm 0cm 0cm'>
  <p class=MsoNormal><![if !supportEmptyParas]>&nbsp;<![endif]><span
  lang=EN-US style='font-size:0pt;mso-bidi-font-size:10.0pt;color:#333399'><o:p></o:p></span></p>
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  src="./4-4.files/image010.gif"
  tppabs="http://210.28.33.29/vbweb/study/images/image410.gif" v:shapes="_x0000_i1040"><![endif]><o:p></o:p></span></p>
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  lang=EN-US style='font-size:10.0pt;font-family:"Times New Roman"'><o:p></o:p></span></p>
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  <p class=MsoNormal><span lang=EN-US style='font-size:10.0pt;color:#333399'><!--[if gte vml 1]><v:shape
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  </v:shape><![endif]--><![if !vml]><img width=217 height=287
  src="./4-4.files/image011.gif"
  tppabs="http://210.28.33.29/vbweb/study/images/image411.gif" v:shapes="_x0000_i1041"><![endif]><o:p></o:p></span></p>
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