Include exception-handling techniques with the traditional averaging program. Allow the user to input multiple sets of scores. Ensure that only numeric values are entered and that values fall between...

Include exception-handling techniques with the traditional averaging program. Allow the user to input multiple sets of scores. Ensure that only numeric values are entered and that values fall between 0 and 100. Calculate the average for each set of values. Test the result to determine whether an A, B, C, D, or F should be recorded. The scoring rubric is as follows: A—90–100; B—80–89; C—70–79; D—60–69; F <>