Date: Tue, 7 Oct 1997 13:52:36 -0400 (EDT)
From: "Art S. Kagel" <kagel AT ns1 DOT bloomberg DOT com>
Reply-To: kagel AT ns1 DOT bloomberg DOT com
To: Robert Debeljakovic <rdebelj AT wt DOT com DOT au>
Cc: djgpp AT delorie DOT com
Subject: Re: [Q] Whats wrong here...
In-Reply-To: <61canb$kjf$1@kurica.wt.com.au>
Message-Id: <Pine.D-G.3.96.971007134329.17427A-100000@dg1>
Mime-Version: 1.0
Content-Type: TEXT/PLAIN; charset=US-ASCII
Precedence: bulk

On Tue, 7 Oct 1997, Robert Debeljakovic wrote:

> Ok, look at the following code....
> ----------------------------------------------------
> #include <stdio.h>
> #include <stdlib.h>
> #include <conio.h>
> 
> void Random(int MaxValue)
> {
> int x;
> 
> x= -1;
> if((x < 0)||(x > MaxValue))
>   x=rand();

  ^^^^ You test the value of x then get a random (maybe huge) value and print
  ^^^^ it. Try this: 
  do {
    x=rand();  /* Get a random value */ 
  } while((x < 0)||(x > MaxValue));  /* Loop until value is in range. */

> printf("[%d]\n",x);
> }
> 
> void main(void)
> {
> int i;
> printf("Press return to get 10 numbers between 0-100\n");
> getch();
> for(i=0;i<10;i++)
>   Random(100);
> printf("<press any key to continue>\n");
> getch();
> }
> ------------------------------------------------------------------
> 
> Why does it keep giving me HUGE numbers?
> Please help this BLIND man see!!!



Art S. Kagel, kagel AT bloomberg DOT com