Question

2) Write a program to print the sum of the n even numbers by using for loop.

Answer 1

import java.util.Scanner;




public class Main {




public static void main(String[] args) {




int n, sum = 0;

Scanner in = new Scanner(System.in);




System.out.print("Enter a number n: ");

n = in.nextInt();

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

sum += i;

}

System.out.println("sum = " + sum);

}




}