import java.util.Scanner;
public class Quadratic3 {
  public static void main (String[] args) {
    Scanner getInput = new Scanner(System.in);
    double a = getInput.nextDouble();
    double b = getInput.nextDouble();
    double c = getInput.nextDouble();
    double discriminant = b*b - 4.0*a*c;
    // would be better done with an if-then-else
    if (discriminant < 0) {
      System.out.println("No (real) roots");
    }
    if (discriminant == 0) {
      System.out.println("One (double) root");
      double ans = -b/(2*a);
      System.out.println("The double root is/are " + ans);
    }
    if (discriminant > 0) {
      double ans1 = (-b + Math.pow(discriminant,0.5))/(2.0*a);
      double ans2 = (-b - Math.pow(discriminant,0.5))/(2.0*a);
      System.out.println("The roots are " + ans1 + " and " + ans2);
    }
  }
}
// Local Variables:
// compile-command: "javac Quadratic3.java"
// c-basic-offset: 2
// End: