Challenge: remove duplicate words from a given string, but there s a catch

Question

Rules
-remove all duplicate words from the string , preserving first occurrence
-note that "so" and "so," are duplicates too, but comma or any grammatical sign must be preserved at all times but not the duplicate word

sample text- "so we started so, we start again the gain, we! never give up up! up;"

o/p:" so we started , start again the gain, ! never give up ! ;"

Answer 1

this question was asked in my technical interview for software engineer post in oracle cloud, and I failed that, but a lesson learned the hard way

Answer 2

Interesting! Here's my take on it in C#. ✌

I hope there's a neater and elegant way to solve the problem and let's wait and see for more submissions. 😉

https://code.sololearn.com/cv3GVPqnmDT4/?ref=app

Answer 3

Here's my try.. A bit long..I encountered some bugs..😅 So tell me if there are any errors.

https://code.sololearn.com/WBE1UBMblS58/?ref=app

Answer 4

👌 @Jonathan, a cool UI, adds a cherry topping on the perfect solution, I tried to take on this problem with c++, my native language, but comparatively to JS or python which are awesome in parsing applications, it's so time taking to come up with bug free solution
example 30% of task was done split(" ");

Answer 5

My try.
https://code.sololearn.com/c0JlELGAxDiF/?ref=app

Answer 6

3 lines. Note the hack to replace all but the first occurence....
https://code.sololearn.com/c9IzzIc5jzV2/?ref=app