12. Refactor Sum of Odd Numbers

import java.util.Scanner;

class RefactorSumOfOddNumbers {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        int n = Integer.parseInt(scanner.nextLine()),
                sum = 0;

        for (int i = 1; i < n * 2; i += 2) {
            System.out.println(i);
            sum += i;
        }

        System.out.printf("Sum: %d\n", sum);
    }
}