Write a program for XYZ-Electric billing company. First understand the following situation. This program calculates a customer’s bill for XYZ-Electric billing company. There are two types of customers: residential and commercial. There are two rates for calculating a bill: one for residential customers and one for commercial customers.

For residential customers, the following rates apply:

• Bill processing fee: Rs.4.50/-

• Basic service fee: Rs.20.50/-

• Unit Rate: Rs.7.50 per Unit

For commercial customers, the following rates apply:

• Bill processing fee: Rs.10.50/-

• Basic service fee: Rs.50.50/-

• Unit Rate: Rs.12.50 per Unit The program should ask the user for an account number (an integer) and a customer code.

Assume that R or r stands for a residential customer, and C or c stands for a commercial customer

Input: The customer’s account number, customer code & number of units consumed for a particular month.

Output: Customer’s account number and the billing amount.