*** STUDENT TOTALS ***
cindy:  24
david:  19
alice:  15
bob:  11
*** HOMEWORK AVG ***
Use of uninitialized value in print at ./hw3.pl line 30, <STDIN> line 9.
7:
Use of uninitialized value in print at ./hw3.pl line 30, <STDIN> line 9.
8:
Use of uninitialized value in print at ./hw3.pl line 30, <STDIN> line 9.
8:
hw1:  8
hw2:  8
hw3:  7