#include "primes.h"

int next_prime_after(int prime);

int main(void){

  int numPrimes, i, prime;
 
  printf("V3: Primes will be printed\n");
  printf("----------------------\n\n");
  printf("How many do you want to see? ");
  scanf("%d",&numPrimes);

  for(i = 1, prime = 2; i <= numPrimes; i++, prime = next_prime_after(prime))
    printf("%6d:  %10d\n", i, prime);

  return 0;
}

/* Given that prime is a prime number return the smallest prime which
   is larger than prime */
int next_prime_after(int prime){
  int candidate = (prime == 2)? 3 : prime + 2;
  while (!is_prime(candidate)) candidate += 2; 
  return candidate;
}