Write the class RoomsDemo with the main method, and follow the instructions bellow:

a) Declare an array called rooms of three objects of type Room ..................... [] rooms =new .................................... [3];

b) Assign to the first element of the array an object of type Room with: width=8, length=15 and floor =1.

Rooms [............] = new ................................................

c) Assign to the second object an object of type Classroom with: width=30, length=50,

floor =2 and 20 students.

Rooms [............] = new ................................................

d) Assign to the third object an object of type Officeroom with: width=20, length=25,

floor =3 and 3 employees.

Rooms [............] = new ................................................

e) Use a for loop to get the following output (do not forget to display the areas):

Room properties: - Size: length =15.0 width =8.0. - Floor\#: 1 - Area: 120.0 square feet. Room properties: - Size: length =50.0 width =30.0. - Floor\#: 2 - Type classroom - Capacity: 20 students - Area: 1500.0 square feet. Room properties: - Size: length =25.0 width =20.0. - Floor\#: 3 - Type: office - Capacity: 3 empoyees. - Area: 500.0 square feet