A cloth showroom has announced the following festival discounts on the purchase of items based on the total cost of the items purchased: Total cost Discount (in Percentage) Less than Rs. 2000 5% Rs. 2001 to Rs. 5000 25% Rs. 5001 to Rs. 10000 35% Above Rs. 10000 50% Write Python a program to input the total cost and to compute and display the amount to be paid by the customer after availing the discount by Return type with Function.