1 ask the user to enter the number of names keep

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Unformatted text preview: CS 115 Exam 2, Fall 2012 Page 5 of 7 Problem 3: 30 points. For this problem, you must write a complete program. That includes a docstring, a def main(), any necessary library imports, etc. Read the instructions carefully before you start coding! If you get stuck, try to maximize your partial credit. Your program will print a list of names in the format LAST, FIRST MIDDLE. 1. Ask the user to enter the number of names. Keep prompting the user until you get a valid, non ­negative number. Print an error message every time the user enters a non ­integer or negative input. Here is an example, with sample user input underlined and italicized. How many names will you enter? zero Error: not a valid number. How many names will you enter? -5 Error: please enter a non-negative number. How many names will you enter? 500 2. Prompt the user to enter the number of names specified in the previous step. Reprint each name with the last name first, then a comma, then the first and middle name(s). For example: Ente...
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