C++ homework

Using an input file of 20 random first names, write an object-oriented program that will make a list of names in alphabetical order (using an array). The input file is named people.txt and should be in the local directory. At a minimum, the CLASS should have these:

1. private member variables: - input file - array of names 2. public member functions: - constructor - file maintenance (opening the file, testing if the file opened properly, reading the file, closing the file) - array sort - display