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.
This solution is O(nlogn)
There is a solution in O(n)
This solution is in O(nlogn)
There is a solution in O(n)
It is a nice solution,
but you are changing the input and that can be a dangerous assumption
Some tests are not working
For example the password 4fdg5Fj3 is a valid password but the test expect False.
The deep copy is not necesary here.