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program of interface


program of interface
PROGRAM-
            interface A
            {
                        void m1();
            }

            class B implements A
            {
                        public void m1()
                        {

                                                System.out.println("B class implementation");
                        }
            }

            class InterDemo
            {
                        public static void main(String args[ ])
                        {
                                    B ob=new B();
           
                                    ob.m1();
                        }

            }          

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