LAB 4 RESPONSES

NAME: 


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TASK 1
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a.  Output from test run:




b. Is there anything about this program that puzzles you?  If so,
   say what.




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TASK 2
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a.  Errors you identified while reading the code, and their effects:




b.  Were your predictions correct?  Did you find any unexpected
    errors?




c.  Output from test run:




d. Is there anything about this program that puzzles you?  If so,
   say what.




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TASK 3
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a.  Output from test run:




b. Is there anything about this program that puzzles you?  If so,
   say what.




c. Is there anything about the idea of a sentinel that puzzles you?
   If so, say what.