You are given a class Rectangle that produces “ASCII art” rectangles such as the following:

+-------------+
|             |
|             |
|             |
|             |
|             |
+-------------+

The code is given below.

Your task is to produce a subclass FilledRectangle that produces figures such as

+-------------+
|#############|
|#############|
|#############|
|#############|
|#############|
+-------------+

(when the fill character is #).