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PostPosted: 05.04.2009, 16:44 
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Joined: 21.08.2008, 11:44
Posts: 354
Im always getting [exactly] same sort of numbers using rand() [math.h]. Any body knows how to generate random numbers?


Last edited by Siavash on 05.04.2009, 19:49, edited 1 time in total.

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PostPosted: 05.04.2009, 16:47 
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Joined: 22.11.2007, 17:05
Posts: 707
Location: Boston, MA
Siavash wrote:
Im always getting [exactly] same sort of numbers using rand() [math.h]. Any body knows how to generate random numbers?
Use srand() to set a seed. By default, the same seed is used every time, so the same sequence of random numbers is generated. A good choice for the random seed is the current time (i.e. gettimeofday() on linux/mac).

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Tristam MacDonald - [swiftcoding]


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PostPosted: 05.04.2009, 19:48 
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Joined: 21.08.2008, 11:44
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Thanks a lot for help :wink:


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PostPosted: 09.04.2009, 05:19 
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Joined: 08.11.2006, 03:10
Posts: 384
Location: Australia
yeah, the line of code that I remember learning was: srand( time(NULL) );


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