primesieve  6.1
primesieve_iterator.c

Iterate over primes using C primesieve_iterator.

#include <primesieve.h>
#include <inttypes.h>
#include <stdio.h>
int main()
{
uint64_t sum = 0;
uint64_t prime = 0;
/* iterate over the primes below 10^10 */
while ((prime = primesieve_next_prime(&it)) < 10000000000ull)
sum += prime;
printf("Sum of the primes below 10^10 = %" PRIu64 "\n", sum);
return 0;
}