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Write a complete interactive Java GUI program that requests two numbers from the user. The first number is the row dimension and the second number is the column dimension. Print to the user a rectangle of stars based on the input. The program must do the following:
a. Print the rectangle of stars.
b. Error check for bad input: alphabetic characters or negative numbers. Do not end the program but remind the user of the proper input.
c. Allow the user to use the program until the user decides to terminate the program.
Enhance the Test Score applicaion so it uses a "while" or a "do-while" loop plus a for loop - Change the while statement to a do-while statement, andtest this change. Does this work any better than the while loop?
We learned as popular Set implementation. Write own TreeSet class that implements following interface: You are to give at least one constructor without any parameter.
Write a program that uses the top five countries' National Wealth to calculate the average of those five countries.
Design and implement a Java program that will gather a user's first name, middle initial, lastname, age in years, and 3 lucky numbers. The program should output the following based on the user's input
The listing of Tree.java is supplied below as a starting point for this lab. A picture of Tree.java output is also shown. Either cut/paste the code or type it in. Run the program to verify that it works. Study the listing until you understand comp..
Which will legally declare, construct, and initialize an array?
Create a class bag (multiset) that uses an expandable array to store the bag items. The item type must be a Java String type; that is, the bag will store strings of characters. The class should have the methods listed below. Create a main class to te..
What type of output does the javadoc command generate and how do you view the output and what is a Java archive?
Write a Java program that uses a library database of books and patron data, as described in Exercise R22.2. Patrons should be able to check out and return books
Write a method named longestWord that accepts a String as its parameter and returns the length of the longest word in the string.
Redesign the grading program as an object-oriented design. We will start with a simple Student class. The student will have a name, an id (as a String) and a set of grades (as doubles).
Write a Html/Java Script code that does the following 1) A Function called AreaBox that takes two parameters,length & width of the rectangle and returns the Area of the Rectangle.
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