JAVA

mand-line calculator. Note the program terminates if any operand is nonnumeric. Write a program with an exception handler that deals with nonnumeric operands then write another program without using an exception handler to achieve the same objective. Your program should display a message that informs the user of the wrong operand type before exiting (see Figure 12.12). *12.1 (NumberFormatException) Listing 7.9, Calculator.java, is a simple com Command Prompt \exercise>java Exercise!2-01 4 5 + c:lexercise java Exercise12 01 4 5 c lexercise java Exercise12 01 4x 5 urong Input: 4x c:lexercise>. 12.12 The pro gram performs arithmetic operations and detects I nput errors. 12.2 (InputMismatchExc