Loading collection data...
Collections are a way for you to organize kata so that you can create your own training routines. Every collection you create is public and automatically sharable with other warriors. After you have added a few kata to a collection you and others can train on the kata contained within the collection.
Get started now by creating a new collection.
First of all. Do not paste solutions on discussion. If you cannot find the solution yourself unblock solutions. You don't deserve expertise so you can give it up.
There is faster solution for that, which I was not aware until I unlocked solutions.
Your solution is O(n log_K n)