Write a MyGrep utility based on C
Write a MyGrep utility based on C. This MyGrep utility is similar to grep utility provided by
Unix.
MyGrep utility takes some options, words and text file as arguments.
• $MyGrep –c “This is a list of words” test.txt
Count the occurrences of string “This is a list of words” in the content of file test.txt
• $MyGrep –c -i “This is a list of words” test.txt
Count the occurrences of string “This is a list of words” in the content of file test.txt
and ignore cases
• $MyGrep –o “This is a list of words” test.txt
Output all lines containing “This is a list of words” and highlight the matched string
• $MyGrep –s test.txt
Remove all leading spaces in each line and output the result.
• $MyGrep –n test.txt
In the output, add a line number at the begging of each line.
• $MyGrep –n “This is a list of words” test.txt
Output the lines containing string “This is a list of words” and add a line number at
the begging of each matched line.
• $MyGrep –k “This” “is” “a” “list” “of” “words” test.txt
Count the occurrences for each word and output the words along with their
occurrences in a decreasing order.
For example, the output could be
a 20
is 8
list 5
words 3
of 2
this 1
Answers
Status NEW
Posted 08 May 2017 07:05 AM
My Price 8.00
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Attachments
file 1494229107-Solutions file 2.docx preview (51 words )
H-----------ell-----------o S-----------ir/-----------Mad-----------am
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Th-----------ank----------- yo-----------u f-----------or -----------you-----------r i-----------nte-----------res-----------t a-----------nd -----------buy-----------ing----------- my----------- po-----------ste-----------d s-----------olu-----------tio-----------n. -----------Ple-----------ase----------- pi-----------ng -----------me -----------on -----------cha-----------t I----------- am----------- on-----------lin-----------e o-----------r i-----------nbo-----------x m-----------e a----------- me-----------ssa-----------ge -----------I w-----------ill----------- be----------- qu-----------ick-----------ly -----------onl-----------ine----------- an-----------d g-----------ive----------- yo-----------u e-----------xac-----------t f-----------ile----------- an-----------d t-----------he -----------sam-----------e f-----------ile----------- is----------- al-----------so -----------sen-----------t t-----------o y-----------our----------- em-----------ail----------- th-----------at -----------is -----------reg-----------ist-----------ere-----------d o-----------n -----------THI-----------S W-----------EBS-----------ITE-----------.
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Th-----------ank----------- yo-----------u
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