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  1. import java.util.*;
  2. import java.lang.*;
  3. import java.io.*;
  4.  
  5. class Ideone
  6. {
  7. 	public static void main (String[] args) throws java.lang.Exception
  8. 	{
  9. 		Scanner in= new Scanner(System.in);
  10.  
  11.         double a=in.nextDouble();
  12.         double b=in.nextDouble();
  13.         double c=in.nextDouble();
  14. 		if (a==0)
  15. 		{
  16. 			System.out.println("Equation is not square");
  17. 		}
  18. 		else 
  19. 		{
  20. 			double D=b*b-4*a*c;
  21. 			if(D<=0) System.out.println("Discriminant is not positive");
  22. 			else
  23. 			{
  24. 				double x1=(-b+Math.sqrt(D))/(2*a);
  25. 				double x2=(-b-Math.sqrt(D))/(2*a);
  26. 				System.out.println(x1);
  27. 				System.out.println(x2);
  28. 				double	p1=a*x1*x1+b*x1+c;
  29. 				double	p2=a*x2*x2+b*x2+c;
  30. 				System.out.println(p1);
  31. 				System.out.println(p2);
  32. 			}
  33.  
  34.  
  35. 		}
  36. 	}
  37. }
Success #stdin #stdout 0.15s 321344KB
comments (?)
stdin 
1 2 3
stdout 
Discriminant is not positive
https://ideone.com/OfsY1G
language:
Java (12.0.1)
created:
9 years ago
visibility:
public

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