To find the sum of any number of integers entered as command line arguments.

To find the sum of any number of integers entered as command line arguments.

Program:

import java.util.Scanner;

public class PrimeNumber 

{

    public static void main(String[] args) 

    {

        int i,n,count=1;

        Scanner sc= new Scanner(System.in);

        System.out.println("Enter a number");

        n=sc.nextInt();

        for(i=2;i<n;i++)

            if((n%i)==0)

                count=0;

        if(count==1)

            System.out.println(n+" is a prime number");

        else

            System.out.println(n+" is not a prime number");

    }

}

OutPut:

Enter a number

4

4 is not a prime number