Write a program to find the average score of each student and the average score of each quiz using a two-dimensional array. Use the size of the array as a constant global variable. The number of...

Write a program to find the average score of each student and the average score of each quiz using a two-dimensional array.  Use the size of the array as a constant global variable. The number of students is three and the number of quizzes is five.  All scores will be entered by the user through an appropriate input function and print out all required information through the output function.