basic constructor algorithm

//basic constructor programme
//it is use to define the value




public class oop1 {

    int x;

    public oop1(int y)
    {
        x=y;
    }

    public static void main(String[] args)
    {

        oop1 obj13=new oop1(45);
        System.out.println(obj13.x);

    }
}