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.
Use regex for simple operations like this is not efficient, you can make some benchmark and check that.
Regex is more expensive that make a simple loop and check character by character.
Sorry will do, first time using Codewars and first comment.
Please use spoiler flag next time.
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Why is that semicolon up here?
This comment is hidden because it contains spoiler information about the solution
This comment is hidden because it contains spoiler information about the solution