write a python program that asks the user for two strings: (1) the name of a file formatted in the same way as the imdb data, and (2) a string that is the start of a last name. remember to strip the input strings before using them. a number of you are still losing points because of the \r character on some of the input strings. the program should output the number of different last names that are in the file and it should output the number of different names that start with the string. your program must use a set and you may / are encouraged to start from the code written during lecture.