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test_abs.cpp.html
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test_abs.cpp.html
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<!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML//EN">
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<meta name="GENERATOR" content="GNU source-highlight 3.1.8
by Lorenzo Bettini
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http://www.gnu.org/software/src-highlite">
<title>test_abs.cpp</title>
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<pre><tt><b><font color="#000080">#include</font></b> <font color="#FF0000"><iostream></font>
<b><font color="#0000FF">using</font></b> <b><font color="#0000FF">namespace</font></b> std<font color="#990000">;</font>
<b><font color="#0000FF">extern</font></b> <font color="#FF0000">"C"</font> <font color="#009900">int</font> <b><font color="#000000">absolute_value</font></b><font color="#990000">(</font><font color="#009900">int</font> x<font color="#990000">);</font>
<font color="#009900">int</font> <b><font color="#000000">absolute_value</font></b><font color="#990000">(</font><font color="#009900">int</font> x<font color="#990000">)</font> <font color="#FF0000">{</font>
<b><font color="#0000FF">if</font></b> <font color="#990000">(</font>x<font color="#990000"><</font><font color="#993399">0</font><font color="#990000">)</font> <i><font color="#9A1900">// if x is negative</font></i>
x <font color="#990000">=</font> <font color="#990000">-</font>x<font color="#990000">;</font> <i><font color="#9A1900">// negate x</font></i>
<b><font color="#0000FF">return</font></b> x<font color="#990000">;</font> <i><font color="#9A1900">// return x</font></i>
<font color="#FF0000">}</font>
<font color="#009900">int</font> <b><font color="#000000">main</font></b><font color="#990000">()</font> <font color="#FF0000">{</font>
<font color="#009900">int</font> theValue<font color="#990000">=</font><font color="#993399">0</font><font color="#990000">;</font>
cout <font color="#990000"><<</font> <font color="#FF0000">"Enter a value: "</font> <font color="#990000"><<</font> endl<font color="#990000">;</font>
cin <font color="#990000">>></font> theValue<font color="#990000">;</font>
<font color="#009900">int</font> theResult <font color="#990000">=</font> <b><font color="#000000">absolute_value</font></b><font color="#990000">(</font>theValue<font color="#990000">);</font>
cout <font color="#990000"><<</font> <font color="#FF0000">"The result is: "</font> <font color="#990000"><<</font> theResult <font color="#990000"><<</font> endl<font color="#990000">;</font>
<b><font color="#0000FF">return</font></b> <font color="#993399">0</font><font color="#990000">;</font>
<font color="#FF0000">}</font>
</tt></pre>
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