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.
thanks i figure it out。
You're only meant to have 1 space between each word and your solution is returning more than 1 space between each word.
This comment is hidden because it contains spoiler information about the solution
we think like the same way
it's easy to understand
it's good to not use RegExp.(cuz i'am not good at it).