// find and print the next prime
import java.math.BigInteger;
public class NextPrime
{
public static void main(String[] args)
  {
  BigInteger x = new BigInteger(args[0]);	// constructor
  BigInteger y = new BigInteger("0");		// constructor

  y = FindNextPrime.nextprime(x);
  System.out.println("The next prime after\n" + 
	x.toString(10) + "\nis\n" + y.toString(10));
  }
}