Java:

Prepare a program for the production , film and plays.The production class (title,director,writer and the analogous methods) will be the base class. The film class (variable: boxoffice , methods), and the plays class (variable: performances) are both derived from the production class.Create also the demo program.

Sample of output:

Film: title: t1, director: d1, writer: w1, boxoffice: $100000

Play: title: t2, director: d2, writer: w2, performances: 250