static variable

class program1
{

    public static void main(String[] args)
    {
        program1_class2 object1 = new program1_class2(); //First object
        System.out.println(object1.myint += 1); //+ 1 to myint

        program1_class2 object2 = new program1_class2();
        System.out.println(object1.myint);

        /*
         * A static variable's value is shared among all objects of a class.
        */
    }