Chapter 3, Problem 1.2EYK

• Use a while loop • Use multiple loop controlling conditions • Use a boolean method • Use the increment operator • Extra credit: Reuse earlier code and call two methods from main Details: This assignment will be completed using the Eclipse IDE. Cut and paste your code from Eclipse into the Assignment text window. This is another password program. In this case, your code is simply going to ask for a username and password, and then check the input against four users. The program will give the user three tries to input the correct username-password combination. There will be four acceptable user-password combinations: • alpha-alpha1 • beta-beta1 • gamma-gamma1 • delta - delta1 If the user types in one of the correct username-password combinations, then the program will output: "Login successful." Here are a couple of example runs (but your code needs to work for all four user-password combinations): Username: beta Type your current password: beta1 Login successful. Username: delta Type…

Binary – Decimal – Hex Converter:  Create a program that will take any number in either decimal, binary or hexadecimal and convert it to the remaining two of the three given numeral systems.  Use the process outlined in the slides to determine the conversion.  You cannot use the int() function to convert the numbers.

Create a flowchart that determines the perfect squares in an array.