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<div id="Layer1" style="position:absolute; width:711px; height:21px; z-index:1; top: 10px; background-color: #CCCCCC; layer-background-color: #CCCCCC; border: 1px none #000000; left: 26px"><b>|</b><font face="宋体" size="2"><a href="../text1/text1-0.htm">第一章</a></font><b>|</b><font face="宋体" size="2"><a href="../text2/text2-0.htm">第二章</a></font><b>|</b><font face="宋体" size="2">第三章</font><b>|</b><font face="宋体" size="2"><a href="../text4/text4-0.htm">第四章</a></font><b>|</b><font face="宋体" size="2"><a href="../text5/text5-0.htm">第五章</a></font><b>|</b><font face="宋体" size="2"><a href="../text6/text6-0.htm">第六章</a></font><b>|</b><font face="宋体" size="2"><a href="../text7/text7-0.htm">第七章</a></font><b>|</b><font face="宋体" size="2"><a href="../text8/text8-0.htm">第八章</a></font><b>|</b><font face="宋体" size="2"><a href="../text9/text9-0.htm">第九章</a></font><b>|</b><font face="宋体" size="2"><a href="../text10/text10-0.htm">第十章</a></font><b>|</b><font size="2" face="宋体"><a href="../textA/textA-0.htm">算法分析</a><b><font color="#000000">|</font></b>
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<pre align="left"> </pre>
<pre align="left"><b><font face="Arial, Helvetica, sans-serif" size="4" color="#000000">#define <i><font size="3">MAX_STACK_SIZE </font></i> 100 <i><font size="3" color="#FF0099"> /* maximum stack size */</font></i>
#define <i><font size="3">MAX_EXPR_SIZE</font></i> 100 <i><font size="3" color="#FF0099">/* max size of expression*/</font></i>
typedef <font color="#FF0000">enum </font>( lparen, rparen, plus, minus, times, divide,
mod, eos, operand ) precedence;
int stack [ <i><font size="3">MAX_STACK_SIZE</font></i> ]; <i><font size="3" color="#FF0099">/* global stack */</font></i>
char expr [ <i><font size="3">MAX_EXPR_SIZE</font></i> ]; <i><font size="3" color="#FF0099"> /* input string */</font></i>
<font color="#FF0000">infix expression</font> = 6 /2 - 3 + 4 * 2
<font color="#FF0000">postfix expression </font> = 6 2 / 3 - 4 2 * +
</font></b></pre>
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<td rowspan="2">
<div align="center"><font color="#FF0000"><b><font face="Arial, Helvetica, sans-serif" size="4">Token
</font></b></font></div>
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<td colspan="3">
<div align="center"><font color="#FF0000"><b><font face="Arial, Helvetica, sans-serif" size="4">
Stack</font></b> </font></div>
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<td rowspan="2">
<div align="center"><font color="#FF0000"><b><font face="Arial, Helvetica, sans-serif" size="4">
Top</font></b></font> </div>
</td>
</tr>
<tr>
<td width="22%">
<div align="center"><font color="#FF0000"><b><font face="Arial, Helvetica, sans-serif" size="4">[0]</font></b></font></div>
</td>
<td width="22%">
<div align="center"><font color="#FF0000"><b><font face="Arial, Helvetica, sans-serif" size="4">[1]
</font></b></font></div>
</td>
<td width="21%">
<div align="center"><font color="#FF0000"><b><font face="Arial, Helvetica, sans-serif" size="4">[2]</font></b></font></div>
</td>
</tr>
<tr>
<td width="14%"><b><font face="Arial, Helvetica, sans-serif" size="4" color="#000000">6</font></b></td>
<td width="22%"><b><font face="Arial, Helvetica, sans-serif" size="4" color="#000000">6</font></b></td>
<td width="22%"><b> </b></td>
<td width="21%"> </td>
<td width="21%"><font face="Arial, Helvetica, sans-serif" size="4"><b>0</b></font></td>
</tr>
<tr>
<td width="14%"><b><font face="Arial, Helvetica, sans-serif" size="4" color="#000000">2</font></b></td>
<td width="22%"><b><font face="Arial, Helvetica, sans-serif" size="4" color="#000000">6
</font></b></td>
<td width="22%"><b><font face="Arial, Helvetica, sans-serif" size="4" color="#000000">2</font></b></td>
<td width="21%"> </td>
<td width="21%"><font face="Arial, Helvetica, sans-serif" size="4"><b>1</b></font></td>
</tr>
<tr>
<td width="14%"><b><font face="Arial, Helvetica, sans-serif" size="4" color="#000000">/</font></b></td>
<td width="22%"><b><font face="Arial, Helvetica, sans-serif" size="4" color="#000000">6/2
</font></b></td>
<td width="22%"><b></b></td>
<td width="21%"> </td>
<td width="21%"><font face="Arial, Helvetica, sans-serif" size="4"><b>0</b></font></td>
</tr>
<tr>
<td width="14%"><b><font face="Arial, Helvetica, sans-serif" size="4" color="#000000">3</font></b></td>
<td width="22%"><b><font face="Arial, Helvetica, sans-serif" size="4" color="#000000">6/2
</font></b></td>
<td width="22%"><b><font face="Arial, Helvetica, sans-serif" size="4" color="#000000">3</font></b></td>
<td width="21%"> </td>
<td width="21%"><font face="Arial, Helvetica, sans-serif" size="4"><b>1</b></font></td>
</tr>
<tr>
<td height="34" width="14%"><b><font face="Arial, Helvetica, sans-serif" size="4" color="#000000">-</font></b></td>
<td height="34" width="22%"><b><font face="Arial, Helvetica, sans-serif" size="4" color="#000000">6/2-3</font></b></td>
<td height="34" width="22%"><b></b></td>
<td height="34" width="21%"> </td>
<td height="34" width="21%"><font face="Arial, Helvetica, sans-serif" size="4"><b>
0</b></font></td>
</tr>
<tr>
<td width="14%"><b><font face="Arial, Helvetica, sans-serif" size="4" color="#000000">4</font></b></td>
<td width="22%"><b><font face="Arial, Helvetica, sans-serif" size="4" color="#000000">6/2-3
</font></b></td>
<td width="22%"><b><font face="Arial, Helvetica, sans-serif" size="4" color="#000000">4
</font></b></td>
<td width="21%"><b></b></td>
<td width="21%"><font face="Arial, Helvetica, sans-serif" size="4"><b>1</b></font></td>
</tr>
<tr>
<td width="14%"><b><font face="Arial, Helvetica, sans-serif" size="4" color="#000000">2</font></b></td>
<td width="22%"><b><font face="Arial, Helvetica, sans-serif" size="4" color="#000000">6/2-3
</font></b></td>
<td width="22%"><b><font face="Arial, Helvetica, sans-serif" size="4" color="#000000">4
</font></b></td>
<td width="21%"><b><font face="Arial, Helvetica, sans-serif" size="4" color="#000000">2</font></b></td>
<td width="21%"><font face="Arial, Helvetica, sans-serif" size="4"><b>2</b></font></td>
</tr>
<tr>
<td height="22" width="14%"><b><font face="Arial, Helvetica, sans-serif" size="4" color="#000000">
*</font></b></td>
<td height="22" width="22%"><b><font face="Arial, Helvetica, sans-serif" size="4" color="#000000">6/2-3</font></b><b><font face="Arial, Helvetica, sans-serif" size="4" color="#000000"></font></b></td>
<td height="22" width="22%"><b><font face="Arial, Helvetica, sans-serif" size="4" color="#000000">4*2</font></b></td>
<td height="22" width="21%"> </td>
<td height="22" width="21%"><font face="Arial, Helvetica, sans-serif" size="4"><b>1</b></font></td>
</tr>
<tr>
<td width="14%"><b><font face="Arial, Helvetica, sans-serif" size="4" color="#000000">+</font></b></td>
<td width="22%"><b><font face="Arial, Helvetica, sans-serif" size="4" color="#000000">6/2-3+4*2</font></b></td>
<td width="22%"> </td>
<td width="21%"> </td>
<td width="21%"><font face="Arial, Helvetica, sans-serif" size="4"><b>0</b></font></td>
</tr>
</table>
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</table>
<pre align="left"><b><font face="Arial, Helvetica, sans-serif" size="4" color="#000000">
</font></b></pre>
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