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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.
It passed because there are very few tests and none of the fixed tests have 10*variable or any power of 10.
Indeed, I studied this code and noticed exactly the same. How it passed the test?!
Hello, bolin-hsu and thank you!
Curly brackets means that we create temporary object, in our case it's vector consists of 2 elements. Note, it's new feature of C++14.
Have a nice day!