nth_prime.cpp

Find the nth prime.

Find the nth prime.

 
#include <primesieve.hpp>
#include <stdint.h>
#include <iostream>
#include <cstdlib>
 
int main(int, char** argv)
{
  uint64_t n = 1000;
 
  if (argv[1])
    n = std::atol(argv[1]);
 
  uint64_t nth_prime = primesieve::nth_prime(n);
  std::cout << n << "th prime = " << nth_prime << std::endl;
 
  return 0;
}