You work for a very large credit card company, and at the holiday season your average hourly transactions number in the millions. The new software that you are thinking of buying to store the results of each transactions and to retrieve the credit status of each customer has a runtime behavior of O(n 2). It is being offered at a bargain basement price. Is this a good deal for you? •You are writing a solution to balance your personal bank statement. Is the runtime efficiency of that program important? Why or why not?