primesieve  7.5
nth_prime.c

C program that finds the nth prime.

#include <primesieve.h>
#include <stdlib.h>
#include <inttypes.h>
#include <stdio.h>
int main(int argc, char** argv)
{
uint64_t n = 1000;
if (argc > 1 && argv[1])
n = atol(argv[1]);
uint64_t prime = primesieve_nth_prime(n, 0);
printf("%" PRIu64 "th prime = %" PRIu64 "\n", n, prime);
return 0;
}
primesieve.h
primesieve C API. primesieve is a library for fast prime number generation. In case an error occurs e...
primesieve_nth_prime
uint64_t primesieve_nth_prime(int64_t n, uint64_t start)
Find the nth prime.