In this question, you will write an average quiz grade calculator. You should read the quiz grades until the user enters -1. You should calculate the average quiz grade after dropping the lowest quiz so that if the user enters grades for n quizzes, the average will be calculated over n - 1 quizzes. You don't need to write any methods. You should write a main method. An example run is given below: Enter your grades: Enter your grades: 10 6 8 10 5 3 -1 Your average is 9 -1 Your average is 8