Creating sub classes - Java Quiz Question

Printing letters by using Switch statement Next-but

What will be the output of the following program?

class variables 
{
    int a;
    static int b;
        variables() 
        {
            b++;
        }
        public void showData() 
        {
            System.out.println(a + " " + b);
        }
}
class variablesTesting 
{
    public static void main(String args[]) 
    {
        variables s1 = new variables();
        s1.showData();
        variables s2 = new variables();
        s2.showData();
        variables.b++;
    }
}

	0 1 0 2
	1 1 1 2
	2 2 3 3
	1 2 3 4
	Compilation Error or Runtime Error

Topic: Static and Non Static Variables - Static and Non Static Methods

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