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		<title>C++ Tutorial/Operators statements/Comma operator - История изменений</title>
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		<title> в 14:21, 25 мая 2010</title>
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				<updated>2010-05-25T14:21:17Z</updated>
		
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		<title>Admin: 1 версия:&amp;#32;Импорт контента...</title>
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				<updated>2010-05-25T10:30:18Z</updated>
		
		<summary type="html">&lt;p&gt;1 версия: Импорт контента...&lt;/p&gt;
&lt;p&gt;&lt;b&gt;Новая страница&lt;/b&gt;&lt;/p&gt;&lt;div&gt;==Comma operator==&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
   &lt;br /&gt;
&amp;lt;source lang=&amp;quot;cpp&amp;quot;&amp;gt;#include &amp;lt;iostream&amp;gt; &lt;br /&gt;
using namespace std; &lt;br /&gt;
 &lt;br /&gt;
int main() &lt;br /&gt;
{ &lt;br /&gt;
  int i, j; &lt;br /&gt;
 &lt;br /&gt;
  j = 10; &lt;br /&gt;
 &lt;br /&gt;
  i = (j++, j+100, 999+j); &lt;br /&gt;
 &lt;br /&gt;
  cout &amp;lt;&amp;lt; i; &lt;br /&gt;
 &lt;br /&gt;
  return 0; &lt;br /&gt;
}&amp;lt;/source&amp;gt;&lt;br /&gt;
&amp;lt;pre class=codeResult&amp;gt;1010&amp;lt;/pre&amp;gt;&lt;br /&gt;
&lt;br /&gt;
==Demonstrating the comma operator==&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
   &lt;br /&gt;
&amp;lt;source lang=&amp;quot;cpp&amp;quot;&amp;gt;#include &amp;lt;iostream&amp;gt;&lt;br /&gt;
#include &amp;lt;iomanip&amp;gt;&lt;br /&gt;
using std::cout;&lt;br /&gt;
using std::cin;&lt;br /&gt;
using std::endl;&lt;br /&gt;
using std::setw;&lt;br /&gt;
int main() {&lt;br /&gt;
  int count = 10;&lt;br /&gt;
  for(long n = 1, sum = 0, factorial = 1;sum += n, factorial *= n, n &amp;lt;= count ;&lt;br /&gt;
 n++)&lt;br /&gt;
    cout &amp;lt;&amp;lt; setw(4) &amp;lt;&amp;lt; n   &amp;lt;&amp;lt; &amp;quot;    &amp;quot;&lt;br /&gt;
         &amp;lt;&amp;lt; setw(7) &amp;lt;&amp;lt; sum &amp;lt;&amp;lt; &amp;quot; &amp;quot;&lt;br /&gt;
         &amp;lt;&amp;lt; setw(15) &amp;lt;&amp;lt; factorial&lt;br /&gt;
         &amp;lt;&amp;lt; endl;&lt;br /&gt;
  return 0;&lt;br /&gt;
}&amp;lt;/source&amp;gt;&lt;br /&gt;
&amp;lt;pre class=codeResult&amp;gt;1          1               1&lt;br /&gt;
   2          3               2&lt;br /&gt;
   3          6               6&lt;br /&gt;
   4         10              24&lt;br /&gt;
   5         15             120&lt;br /&gt;
   6         21             720&lt;br /&gt;
   7         28            5040&lt;br /&gt;
   8         36           40320&lt;br /&gt;
   9         45          362880&lt;br /&gt;
  10         55         3628800&amp;lt;/pre&amp;gt;&lt;br /&gt;
&lt;br /&gt;
==The Comma Operator: The value of a series of expressions is the value of the right most==&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
   &lt;br /&gt;
&amp;lt;source lang=&amp;quot;cpp&amp;quot;&amp;gt;#include &amp;lt;iostream&amp;gt;&lt;br /&gt;
using namespace std;&lt;br /&gt;
int main()&lt;br /&gt;
{&lt;br /&gt;
   long num1 = 0, num2 = 0, num3 = 0, num4 = 0;&lt;br /&gt;
   num4 = (num1 = 10, num2 = 20, num3 = 30);&lt;br /&gt;
   cout &amp;lt;&amp;lt; num4;&lt;br /&gt;
   cout &amp;lt;&amp;lt; endl;&lt;br /&gt;
   return 0;&lt;br /&gt;
}&amp;lt;/source&amp;gt;&lt;/div&gt;</summary>
		<author><name>Admin</name></author>	</entry>

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