public class IsPrime
{
	public static void main (String [ ] args)
	{
		int k;

		System.out.println (isPrime (k));
	} // method main


	/**
 	 *  Determines if a specified integer greater than 1 is prime.
 	 *  
 	 *  @param n - the integer whose primality is being tested.
 	 *
 	 *  @return true - if n is prime.
 	 *
 	 */
	public static boolean isPrime (int n)
	{
		if (n == 2)
			return true;
      		if (n % 2 == 0)
          		return false;
      		for (int j = 3; j * j < n; j = j + 2)
          		if (n % j == 0)
              			return false;
      		return true;
	} // method isPrime

} // class IsPrime