Your Name: 

Your cs458xx login username: 



Take-home portion of calibration quiz.  Please spend about 1 hour trying to 
complete the following programs.  You will recieve credit (pass/fail) for 
this quiz just for trying.  Do not spend more than 1 hour, and do not ask 
for help from anyone.  


To turn them in the programs, log in to the CS server using your
cs458xx account, create a directory in your account called handin, and
leave the programs in your handin directory.

Please also answer the questions (1b, 1c, 2b).  Copy this file into your
handin directory and answer 1b, 1c, and 2b in this file.



(1a) Write a program to ask the user for an integer and test if it is prime.
Call the program prime (e.g., prime.c, prime.cpp, or prime.java).

(1b) What changes would be made to compute the number of different
divisors (whether prime or not)?

(1c) What changes would be made to compute the number of different
prime factors?



(2a) Write a program to ask the user for a word to search, ask them for a text 
file to search through, and then search through the text file for that word.
Call the program search (e.g., search.c, search.cpp, or search.java)

(2b) What changes would be made to keep track of the number of
ocurrences of all words in the text file, and output which is the most
common?  What data structure would you use for this?