JAVA week 1 Program question 3

Java Week 1:Q3 

/*Consider first n even numbers starting from zero(0).
Complete the code segment to calculate sum of  all these numbers divisible by 3 .
Print the sum.
Example:
Input: n = 5
----------
0 2 4 6 8
Even number divisible by 3:0 6
sum:6
*/
import java.util.Scanner;

public class Exercise1_3

 {

       public static void main(String[] args)

 {

    Scanner sc = new Scanner(System.in);
    int n=sc.nextInt();
    int sum=0;
//Use for or while loop to sum first n positive even numbers starting from 0 which are divisible by 3.

for(int i=0;i<2*n;i=i+2){

  if(i%3==0)
    sum=sum+i;

  }

System.out.print(sum);

}
}