PRNG demo for @sauer2

rand.c

/* PRNG demonstration program.
 * Compile with:
 *   $ gcc -Wall rand.c -o rand
 * Run as:
 * ./rand
 */

#include <stdio.h>
#include <stdlib.h>

int main(int argc, char* argv[])
{
  unsigned int seed = 0;
  int i = 0;

  if (argc > 1) {
    printf("Initialise the random number generator with the given seed\n");
    printf("and print a sequence of five random numbers.\n");
    return 0;
  }

  printf("Enter a seed of your choice: ");
  scanf("%u", &seed);

  printf("Seeding PRNG with %u\n", seed);
  srand(seed);

  printf("Here are five random numbers between 0 and 100:\n");

  for(i=0; i < 5; i++)
    printf("%d\n", rand() % 100);

  return 0;
}