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C language problem

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Join Date: Feb 2005

Posts: 2

Reputation: bill13 is an unknown quantity at this point

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bill13

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C language problem

Feb 26th, 2005

can anyone help me with the above problem?
i need the code in C language.
the problem is:
Store random numbers into two-dimensional array of 6 * 6 and interchange first 3 rows with last three rows
thanks you in advance.

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Join Date: Apr 2004

Posts: 27

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Gnome_101

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Re: C language problem

Feb 26th, 2005

Do you have any code to show me that u've tried?

a two dimensional array is int blah [][];

there's a start for you!

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Join Date: Apr 2004

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Reputation: Dave Sinkula has a brilliant future

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Dave Sinkula Dave Sinkula is offline

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long time no c

Re: C language problem

Feb 26th, 2005

 Help with Code Tags 
 C Syntax (Toggle Plain Text) 
void foo(int a[6][6])
{
   int i, swap[6];
   for (i = 0; i < 3; ++i)
   {
      memcpy(swap,     a[i],     sizeof swap);
      memcpy(a[i],     a[5 - i], sizeof swap);
      memcpy(a[5 - i], swap,     sizeof swap);
   }
}
void foo(int a[6][6])
{
   int i, swap[6];
   for (i = 0; i < 3; ++i)
   {
      memcpy(swap,     a[i],     sizeof swap);
      memcpy(a[i],     a[5 - i], sizeof swap);
      memcpy(a[5 - i], swap,     sizeof swap);
   }
}

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