All Real Solutions to the Quadratic Equation (JAVA)

All Real Solutions to the Quadratic Equation (JAVA)

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All Real Solutions to the Quadratic Equation

class Quadratic    {      public static void main(String args[])throws IOException      {        double x1,x2,disc,a,b,c;        InputStreamReader obj=new InputStreamReader(System.in);        BufferedReader br=new BufferedReader(obj);        System.out.println("enter a,b,c values");        a=Double.parseDouble(br.readLine());        b=Double.parseDouble(br.readLine());        c=Double.parseDouble(br.readLine());        disc=(b*b)-(4*a*c);        if(disc==0)        {          System.out.println("roots are real and equal ");          x1=x2=-b/(2*a);          System.out.println("roots are "+x1+","+x2);        }        else if(disc>0)        {          System.out.println("roots are real and unequal");          x1=(-b+Math.sqrt(disc))/(2*a);          x2=(-b+Math.sqrt(disc))/(2*a);          System.out.println("roots are "+x1+","+x2);        }        else        {          System.out.println("roots are imaginary");        }      }   }