#Student takes certain amount of courses during the academic year. Write a 
#program that reads number of courses and final grade for each course, and 
#finds the average final grade for the academic year. 

#USE LOOP FOR

def main():
	num_courses=int(input("enter number of courses "))
	sum = 0 

	for i in range(num_courses):
		grade=int(input("enter grade "))
		sum=sum+grade

	average=sum/num_courses
	print("average grade is", average)
main()