In a “You Do It” section of this chapter, you created a CalculatorDemo program that
asked the user to solve an arithmetic problem and provided the system calculator for
assistance. Now modify that program to include the following improvements:
Both numbers in the arithmetic problem should be random integers
between 1 and 5,000.
The program should ask the user to solve five problems.
The program should handle any noninteger data entry by displaying an
appropriate message and continuing with the next problem.
Save the file as CalculatorDemo2.java.
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