Write a program that inputs a text file. The program should print the unique words in the file in alphabetical order. Uppercase words should take precedence over lowercase words. For example, 'Z' comes before 'a'. The input file can contain one or more sentences, or be a multiline list of words.

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
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Write a program that inputs a text file. The program should print the unique words in the file in alphabetical order. Uppercase words should take precedence over lowercase words. For example, 'Z' comes before 'a'.

The input file can contain one or more sentences, or be a multiline list of words.

An example input file is shown below:

example.txt

the quick brown fox jumps over the lazy dog

An example of the program's output is shown below:

Enter the input file name: example.txt

brown

dog

fox

jumps

lazy

over

quick

the

Create and populate your own text file for development.

 
 

Program produces correct output for given input, test 1:

Test Case: 

Program output test 1

Input:
test.txt
 
 
Results:
alike
ancient
blood
both
break
civil
dignity
fair
fatal
foes
forth
from
grudge
hands
households
in
lay
loins
makes
mutiny
new
of
our
scene
the
these
to
two
unclean
verona
we
where
 
 

Program produces correct output for given input, test 2

Test Case:

Program output test 2

Input:
test.txt
 
 
Results:
brown
dog
fox
jumps
lazy
over
quick
the
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