Make seedrnd() function to use the current time to seed the random-number generator - C Data Type

C examples for Data Type:Random Number

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Description

Make seedrnd() function to use the current time to seed the random-number generator

Demo Code

#include <stdio.h>
#include <stdlib.h>
#include <time.h>
int rnd(void);
void seedrnd(void);
int main()/*from w  w w.  ja v  a2s. co  m*/
{
   int x;
   seedrnd();
   puts("Behold! 100 Random Numbers!");
   for(x=0;x<100;x++)
      printf("%d\t",rnd());
   return(0);
}
int rnd(void)
{
   int r;
   r=rand();
   return(r);
}
/* seed the random number */
void seedrnd(void)
{
   srand((unsigned)time(NULL));
}

Result


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