A company has organized an event for their customers and the customers who are interested to participate for the event should buy tickets. There are different prices of tickets available based on the activities which customers perform in the event. The maximum number of customers who can participate for the event is 20. Write a program to perform following operations using Queue data structure. Input prices of tickets purchased by customers according to first in first out order into a queue. The company decided to provide 3% discount for first five customers who purchased tickets and refund the balance payment to them. Calculate total discount amount given to customers. Output income received by the company from tickets sold after the discount given.