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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.
I can run it on my studio but when i test my code in codewars:
src/main/kotlin/solution.kt:3:30: error: unresolved reference: Stack
val orderstack = Stack()
Why cant I use Stack?
OH MY GOOOOOOOOOOOOOOOOOOOOD
This comment is hidden because it contains spoiler information about the solution
this is a new molecule that human may have not found.:)
大人时代变了。
Your Majesty.
epoch has changed.
So why my f**king code so long.