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		<title>C/Pointer/Pointer Double - История изменений</title>
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		<updated>2026-04-17T21:37:02Z</updated>
		<subtitle>История изменений этой страницы в вики</subtitle>
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		<id>http://www.cppe.ru/index.php?title=C/Pointer/Pointer_Double&amp;diff=538&amp;oldid=prev</id>
		<title> в 14:20, 25 мая 2010</title>
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				<updated>2010-05-25T14:20:56Z</updated>
		
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				&lt;td colspan=&quot;1&quot; style=&quot;background-color: white; color:black; text-align: center;&quot;&gt;Версия 14:20, 25 мая 2010&lt;/td&gt;
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	<entry>
		<id>http://www.cppe.ru/index.php?title=C/Pointer/Pointer_Double&amp;diff=539&amp;oldid=prev</id>
		<title>Admin: 1 версия:&amp;#32;Импорт контента...</title>
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				<updated>2010-05-25T10:22:54Z</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;==A function to calculate an average==&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
   &lt;br /&gt;
&amp;lt;source lang=&amp;quot;cpp&amp;quot;&amp;gt;&lt;br /&gt;
#include &amp;lt;stdio.h&amp;gt;&lt;br /&gt;
#include &amp;lt;stdlib.h&amp;gt;&lt;br /&gt;
#include &amp;lt;ctype.h&amp;gt;&lt;br /&gt;
double average(double data[], int count)&lt;br /&gt;
{&lt;br /&gt;
  int i = 0;&lt;br /&gt;
  double sum = 0.0;&lt;br /&gt;
  for( i = 0 ; i&amp;lt;count ; sum += data[i++])&lt;br /&gt;
    ;&lt;br /&gt;
  return sum/count;&lt;br /&gt;
}&lt;br /&gt;
int main()&lt;br /&gt;
{&lt;br /&gt;
   double data[3];&lt;br /&gt;
   data[0] = 1;&lt;br /&gt;
   data[1] = 2;&lt;br /&gt;
   data[2] = 3;&lt;br /&gt;
   printf(&amp;quot;\nThe  average of thew values you entered is %10.2lf\n&amp;quot;, average(data, 3));&lt;br /&gt;
   free(data);&lt;br /&gt;
}&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
           &lt;br /&gt;
       &amp;lt;/source&amp;gt;&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
==Calculating a floating-point average using pointers==&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
   &lt;br /&gt;
&amp;lt;source lang=&amp;quot;cpp&amp;quot;&amp;gt;&lt;br /&gt;
#include &amp;lt;stdio.h&amp;gt;&lt;br /&gt;
#include &amp;lt;stdlib.h&amp;gt;&lt;br /&gt;
#include &amp;lt;ctype.h&amp;gt;&lt;br /&gt;
int main()&lt;br /&gt;
{&lt;br /&gt;
  double *values = NULL;     &lt;br /&gt;
  double sum = 0.0;          &lt;br /&gt;
  int capacity = 5;          &lt;br /&gt;
  int i = 0;                 &lt;br /&gt;
  values= (double*)malloc((capacity)*sizeof(double));&lt;br /&gt;
  if(values == NULL){&lt;br /&gt;
     printf(&amp;quot;Memory allocation failed. Terminating program.&amp;quot;);&lt;br /&gt;
  }&lt;br /&gt;
  for(i=0;i&amp;lt;capacity;i++){&lt;br /&gt;
     values[i] = i;&lt;br /&gt;
     printf(&amp;quot; %.2lf&amp;quot;,values[i]);&lt;br /&gt;
  }&lt;br /&gt;
  for(i = 0 ; i&amp;lt;capacity ; i++)&lt;br /&gt;
    sum += *(values+i);&lt;br /&gt;
  /* Output the average */&lt;br /&gt;
  printf(&amp;quot;\n The average of the the values you entered is %.2lf.\n&amp;quot;, sum/capacity);&lt;br /&gt;
  free(values);     /* We are done - so free the memory */&lt;br /&gt;
}&lt;br /&gt;
&lt;br /&gt;
 &lt;br /&gt;
           &lt;br /&gt;
       &amp;lt;/source&amp;gt;&lt;/div&gt;</summary>
		<author><name>Admin</name></author>	</entry>

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