View Code of Problem 42

import java.util.Scanner;

public class Main {

    public static void main(String[] args) {
        double a, b, c;
        Scanner sc = new Scanner(System.in);
        a = sc.nextDouble();
        b = sc.nextDouble();
        c = sc.nextDouble();

        double x1 = ((-1 * b) + Math.sqrt(b *b - 4 * a * c)) / 2 * a;
        double x2 = ((-1 * b) - Math.sqrt(b *b - 4 * a * c)) / 2 * a;
        if(x1 > x2) {
            String format = String.format("%.2f %.2f", x1, x2);
            System.out.println(format);
        } else {
            String format = String.format("%.2f %.2f", x2, x1);
            System.out.println(format);
        }
    }
}