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<html>
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<title>5.17的解答</title>
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<body background="../../images/background.gif">
<center><font class="title2"><b>练习5.17</b></font></center><br>
<p>解答:</p>
<p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; atype: 
ARRAY(0..9,&nbsp; ARRAY(-10..10, integer));</p>
<p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; cell: <b>RECORD</b>((a× 
integer)× (b×integer));</p>
<p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; pcell: 
POINTER(cell);</p>
<p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 或&nbsp;&nbsp; 
: POINTER(<b>RECORD</b>((a ×integer)× (b× integer)));</p>
<p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; foo: 
ARRAY(1..100, cell);</p>
<p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 或 : 
ARRAY(1..100, <b>RECORD</b>((a ×integer)× (b× integer)));</p>
<p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; bar: integer× 
cell<span style="font-size:14.0pt;mso-bidi-font-size:12.0pt;
font-family:宋体;mso-bidi-font-family:&quot;Times New Roman&quot;;mso-font-kerning:1.0pt;
mso-ansi-language:EN-US;mso-fareast-language:ZH-CN;mso-bidi-language:AR-SA">→</span>pcell;</p>
<p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 或 : integer×
cell<span style="font-size:14.0pt;mso-bidi-font-size:12.0pt;
font-family:宋体;mso-bidi-font-family:&quot;Times New Roman&quot;;mso-font-kerning:1.0pt;
mso-ansi-language:EN-US;mso-fareast-language:ZH-CN;mso-bidi-language:AR-SA">→</span>POINTER(<b>RECORD</b>((a×integer) ×(b×integer)));</p>



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