Homework Assignment 1 Grading:

Below are comments that may be of use, broken down by section.

General comments:
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No work submitted.
Warning: Wrong File Name! Name should have been "Homework1" with the appropriate extension
Warning: Extra Files! Please hand in only what is asked.
Good Job!
Unreadable homework - meet me
Note: Please ensure file is readable before turning in

Question 1 comments:
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Good Job!
Code for tracing not required

Question 2 comments:
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Good Job!
Note: Use classes from readings unless question says ok to use Java API
Note: Inefficient solution.
Note: Complete program not required.          
Note: Please ensure that you satisfy the requirements posed by the question.
Note: Unbalanced Parentheses
Confused iterator's hasNext() and next() methods