Java | Inheritance | Question 9

final class Complex {

    private final double re;
    private final double im;

    public Complex(double re, double im) {
        this.re = re;
        this.im = im;
    }

    public String toString() {
        return "(" + re + " + " + im + "i)";
    }
}

class Main {
  public static void main(String args[])
  {
       Complex c = new Complex(10, 15);
       System.out.println("Complex number is " + c);
  }
}

(A)

Complex number is (10.0 + 15.0i)

(B) Compiler Error
(C)

Complex number is SOME_GARBAGE

(D)

Complex number is Complex@8e2fb5

Here 8e2fb5 is hash code of c


Answer: (A)

Explanation: See https://www.geeksforgeeks.org/overriding-tostring-method-in-java/

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