Problem 31. Remove all the words that end with "ain"

Created by Cody Team
Appears in Cody Challenge

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Given the string s1, return the string s2 with the target characters removed.

For example, given

 s1 = 'the main event'

your code would return

 s2 = 'the  event'

Note the 2 spaces between "main" and "event" Only the four letters in the word "main" were deleted.

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Last Solution submitted on Jul 06, 2025

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shahriar memaran on 15 Mar 2017

I agree... This problem improved my knowledge of regexp. Although my code is running well in my computer but not here. I'm using R2015a. Can anyone please help ! Thank you

Sanzhar Askaruly on 18 Jun 2019

Did it in two steps, so many functionality in regexp that I discovered for myself today.. )

Asif Newaz on 28 Oct 2019

nice problem..really nic

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Problem 31. Remove all the words that end with "ain"

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Problem 31. Remove all the words that end with "ain"

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Last 200 Solutions

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Problem Recent Solvers2487

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More from this Author96

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