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Write the code and output result.
1. Real cash register can handle both bills and coins. Design a single class that expresses the commonality of these concepts. Redesign the CashRegister class and provide a method for entering payments that are described by your class. Your primary challenge is to come up with a good name for this class.
2. Enhance the BankAccount class by adding preconditions for the constructor and the deposit method that require the amount parameter to be at least Zero, and a precondition for the withdraw method that requires amount to be a value between 0 and the current balance. Use assertions to test the preconditions.
3. Consider the following algorithm for computing Xn for an integer n. If n<0, Xn is 1/x-n . If n is positive and even, then xn= (xn/2)2. If n is positive and odd, then Xn=xn-1.x. Implement a static method double intPower (double x, int n) that uses this algorithm. Add it to a class called numeric.
Create file Lab7.java with a main method. Inside your main method, write a segment of code which instantiates an object of the Student class (This class has been created for you in the Student.java file that is provided as part of this lab).
The menu is displayed and the user must select an option (a number between 0 and 7). The action corresponding to the selection is performed, then the menu is displayed again and the user can choose another option.
write a recursive program to compute the number of ways in which an integer k can be written as sum each of whose
Describe how you would approach the design and testing process to ensure success and quality in the result and where are the risks? How are you going to address them?
coin change program. Make change using fewest number of coins. I'm attempting dynamic programming and i may be misunderstanding the algorithm
Write a method to save a Linked List to a text file called file.txt. It must save the Linked List to the file with each node on a different line.
When the user presses a button, get the text from text field. Now extract the words from the text one at a time and find the largest word of length 4 or more. Let's call this largest word X for now. In response, create a question based on the length ..
Create and implement Java application which creates and prints a random phone number of the form xxx-xxx-xxxx. Include the dashes in the output.
TICKETMASTER - this class will have: a service charge = $8.00 per ticket, tax = .085 current amount of all tickets sold. Its responsibilities are printing a list of events for sale, looking up an event for a customer, and selling a ticket to the e..
Create an application that generates a quiz. Prompt for the user's first and last name, college major, and confidence in test taking (high, medium, or low). The quiz should contain at least five true/false questions about horticulture. When the user ..
Describe the order of magnitude of the code section using Big(O) notation and Explain the relationship between dynamic storage allocation and recursion.
prepare a basic code to do the following.write a program that shows the current time and date evaluated from the
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