/* Name: penis
         This program solve a quadratic expression (Use case ex: a = 1, b = 3, c = -4)
*/

import java.util.*;
import static java.lang.System.*;


public class Quadratic {

	public static void main(String[] args ) {
		Scanner reader = new Scanner(System.in);

		int a = 0;
		int b = 0;
		int c = 0;
		int discriminant = 0;
		double rootOne = 0.0;
		double rootTwo = 0.0;

		System.out.print("Enter the value for 'a':\n");
		a = reader.nextInt();

		System.out.print("Enter the value of 'b':\n");
		b = reader.nextInt();

		System.out.print("Enter the value of 'c':\n");
		c = reader.nextInt();

		discriminant = b * b - 4 * a * c;

		if (discriminant > 0) {
			rootOne = (-b + Math.sqrt(discriminant)) / (2 * a);

			rootTwo = (-b - Math.sqrt(discriminant)) / (2 * a);

			System.out.printf("rootOne :: %.2f \n" , rootOne);

			System.out.printf("rootTwo :: %.2f \n", rootTwo);
		} else if (discriminant == 0) {
			rootOne = (-b) / (2 * a);

			System.out.printf("rootOne :: %.2f\n", rootOne);
		} else {
			System.out.printf("Imaginary roots");
		}
	}
}