class N 
    {
        int K;
    }    
    class M extends N
    {
        int L;
        void display() 
        {
            super.K = L + 5;
            System.out.println(K + " " + L);
        }
    }    
   public class inheritance_Example
    {
        public static void main(String args[])
        {
            M object = new M();
            object.K=4;
            object.L=3;   
            object.display();     
        }
   }