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?? Visual C++面向對象程序設計教程（配套習題資源）
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      <p ALIGN="JUSTIFY" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">static  
      int a[20];</font></p> 
      <p ALIGN="JUSTIFY" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">int 
      x;</font></p>
    </blockquote>
    <p ALIGN="JUSTIFY" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">public:</font></p>
    <blockquote>
      <p ALIGN="JUSTIFY" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">A(int 
      xx=0){ x=xx; }</font></p>
      <p ALIGN="JUSTIFY" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">static 
      void in( );</font></p>
      <p ALIGN="JUSTIFY" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">static 
      void sh( );</font></p>
      <p ALIGN="JUSTIFY" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">void 
      show( ){ cout&lt;&lt;&quot;x=&quot;&lt;&lt;x&lt;&lt;endl; }</font></p>
    </blockquote>
    <p ALIGN="JUSTIFY" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">};</font></p>
    <p ALIGN="JUSTIFY" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">int 
    A::a[20]={0,0};</font></p>
    <p ALIGN="JUSTIFY" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">void 
    A::in( )</font></p>
    <p ALIGN="JUSTIFY" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">{&nbsp;</font></p>
    <blockquote>
      <p ALIGN="JUSTIFY" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">cout&lt;&lt;&quot;input  
      a[20]:&quot;&lt;&lt;endl;</font></p>
      <p ALIGN="JUSTIFY" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">for(int 
      i=0;i&lt;20;++i)</font></p>
      <p ALIGN="JUSTIFY" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">cin&gt;&gt;a[i];</font></p>
    </blockquote>
    <p ALIGN="JUSTIFY" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">}</font></p>
    <p ALIGN="JUSTIFY" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">void 
    A::sh( )</font></p>
    <p ALIGN="JUSTIFY" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">{&nbsp;</font></p>
    <blockquote>
      <p ALIGN="JUSTIFY" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">for(int  
      i=0;i&lt;20;++i)</font></p>
      <p ALIGN="JUSTIFY" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">cout&lt;&lt;&quot;a[&quot;&lt;&lt;i&lt;&lt;&quot;]=&quot;&lt;&lt;a[i]&lt;&lt;endl;</font></p>
    </blockquote>
    <p ALIGN="JUSTIFY" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">}</font></p>
    <p ALIGN="JUSTIFY" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">void 
    main( )</font></p>
    <p ALIGN="JUSTIFY" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">{</font></p>
    <blockquote>
      <p ALIGN="JUSTIFY" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">A::in(  
      ); //<font FACE="??ì?,SimSun" LANG="ZH-CN">調用靜態成員函數</font>in(  
      )<font FACE="??ì?,SimSun" LANG="ZH-CN">，初始化靜態數組</font>a[20]</font></p>
      <p ALIGN="JUSTIFY" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">A::sh(  
      ); //<font FACE="??ì?,SimSun" LANG="ZH-CN">調用靜態成員函數</font>sh(  
      )<font FACE="??ì?,SimSun" LANG="ZH-CN">，顯示靜態數組</font>a[20]</font></p>
      <p ALIGN="JUSTIFY" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">A  
      a; //<font FACE="??ì?,SimSun" LANG="ZH-CN">定義</font>A<font FACE="??ì?,SimSun" LANG="ZH-CN">類的對象</font>a</font></p> 
      <p ALIGN="JUSTIFY" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">a.sh(  
      ); //<font FACE="??ì?,SimSun" LANG="ZH-CN">與</font>A::sh( )<font FACE="??ì?,SimSun" LANG="ZH-CN">同</font></font></p> 
      <p ALIGN="JUSTIFY" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">a.show(  
      ); //<font FACE="??ì?,SimSun" LANG="ZH-CN">顯示對象</font>a<font FACE="??ì?,SimSun" LANG="ZH-CN">的數據成員值</font></font></p> 
    </blockquote>
    <p ALIGN="JUSTIFY" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">}</font></p>
  </blockquote>
</blockquote>
<p ALIGN="JUSTIFY" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">8.  
<font FACE="??ì?,SimSun" LANG="ZH-CN">寫出下列程序的運行結果。</font></font></p>
<blockquote>
  <blockquote>
    <p ALIGN="JUSTIFY" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">#include&lt;iostream.h&gt;</font></p>
    <p ALIGN="JUSTIFY" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">#include&lt;stdio.h&gt;</font></p>
    <p ALIGN="JUSTIFY" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">class  
    A{&nbsp;</font></p>
    <blockquote>
      <p ALIGN="JUSTIFY" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">int  
      x,y;</font></p>
    </blockquote>
    <p ALIGN="JUSTIFY" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">public:</font></p>
    <blockquote>
      <p ALIGN="JUSTIFY" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">int 
      z;</font></p>
      <p ALIGN="JUSTIFY" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">A(int 
      xx=0,int yy=0,int zz=0):x(xx),y(yy),z(zz){}</font></p>
      <p ALIGN="JUSTIFY" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">friend 
      void in(A);</font></p>
      <p ALIGN="JUSTIFY" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">friend 
      void sh(A);</font></p>
    </blockquote>
    <p ALIGN="JUSTIFY" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">};</font></p>
    <p ALIGN="JUSTIFY" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">void 
    in(A a1)</font></p>
    <p ALIGN="JUSTIFY" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">{&nbsp;</font></p>
    <blockquote>
      <p ALIGN="JUSTIFY" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">cout&lt;&lt;&quot;input  
      x,y: &quot;;</font></p> 
      <p ALIGN="JUSTIFY" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">cin&gt;&gt;a1.x&gt;&gt;a1.y&gt;&gt;a1.z;</font></p>
      <p ALIGN="JUSTIFY" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">cout&lt;&lt;a1.x&lt;&lt;&quot; 
      &quot;&lt;&lt;a1.y&lt;&lt;&quot; &quot;&lt;&lt;a1.z&lt;&lt;endl;</font></p>
    </blockquote>
    <p ALIGN="JUSTIFY" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">}</font></p>
    <p ALIGN="JUSTIFY" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">void 
    sh(A a1)</font></p>
    <p ALIGN="JUSTIFY" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">{&nbsp;</font></p>
    <blockquote>
      <p ALIGN="JUSTIFY" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">cout&lt;&lt;a1.x&lt;&lt;&quot;  
      &quot;&lt;&lt;a1.y&lt;&lt;&quot; &quot;&lt;&lt;a1.z&lt;&lt;endl;&nbsp;</font></p> 
    </blockquote>
    <p ALIGN="JUSTIFY" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">}</font></p>
    <p ALIGN="JUSTIFY" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">void 
    main( )</font></p>
    <p ALIGN="JUSTIFY" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">{&nbsp;</font></p>
    <blockquote>
      <p ALIGN="JUSTIFY" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">A  
      a1(11,22,33);</font></p>
      <p ALIGN="JUSTIFY" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">sh(a1);</font></p>
      <p ALIGN="JUSTIFY" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">in(a1);</font></p>
      <p ALIGN="JUSTIFY" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">sh(a1);</font></p>
    </blockquote>
    <p ALIGN="JUSTIFY" style="line-height: 100%; margin-top: 0; margin-bottom: 0"><font size="2">}</font></p>
  </blockquote>
</blockquote>

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