There are some examples in our repo that use op, rather than sequenceDelta event. These do not work, as processing op correctly is very difficult, and error prone. sequenceDelta is always correct. These legacy examples should be updated or removed.
Adding several other relevant functionalities to the code .
Go the following link to see the problem statement and add solution into the appropriate folder.
https://www.hackerrank.com/challenges/beautiful-triplets/problem
Currently the instance is derive. But it's possible to implement more efficient instance
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Adding leading zero in the question number will be an awesome feature for file explorer to sort files by the name.