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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.
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While it explores OOP (Object Oriented Programming) to fully extent, I think this is an overkill solution.
I agree that it's a bad solution.
Adding to not be readable, thinking long term, if the time goes up to 300 minutes? Or worse, if it goes around a second variable?
Nice for beginners, but too easy for 6kyu.
Removing from
ArrayListtakes a cost and it is overkill for this.This comment is hidden because it contains spoiler information about the solution
Good solution, but remember, for performance, that StringBuffer's usage must be restricted to when the variable is used in more than one thread. That's not the case here, which should be used StringBuilder.
This comment is hidden because it contains spoiler information about the solution
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Ops, it's agnostic, now I see, your formatting seems strange to me in the first.
I that Python 2 or 3?