import java.util.*;
import java.lang.*;

public class Quadkomplex {
  public static void main(String[] args) {
    double p,q,h1,h2;
    System.out.println("Loese x*x -p*x +q = 0 fuer p*p<4*q");
    System.out.print("p q: ");
    Scanner scanner = new Scanner(System.in);
    p = scanner.nextDouble(); 
    q = scanner.nextDouble();
    h1 = p/2;
    h2 = Math.sqrt(q-p*p/4);
    System.out.println("x1 = "+h1+" + i*"+h2);
    System.out.println("x2 = "+h1+" - i*"+h2);
  }
}