C Library Functions -srand()
C Standard Library - <stdlib.h>
Description
C Library Functionsvoid srand(unsigned int seed)Seeding by functionrandThe random number generator used.
Declaration
Below is the declaration of the srand() function.
void srand(unsigned int seed)
Parameter
- seed-- This is an integer value used to seed the pseudo-random number generation algorithm.
Return Value
This function does not return any value.
Example
The following example demonstrates the usage of the srand() function.
Example
#include <stdio.h>
#include <stdlib.h>
#include <time.h>
int main()
{
int i, n;
time_t t;
n = 5;
/*Initialize random number generator*/
srand((unsigned) time(&t));
/*Output 5 random numbers between 0 and 50*/
for( i = 0 ; i < n ; i++ ) {
printf("%d\n", rand() % 50);
}
return(0);
}
Let us compile and run the above program, this will produce the following result:
38 45 29 29 47other extensions