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.
This comment is hidden because it contains spoiler information about the solution
a
is the accumulator and[_,d]
is the inner array of lst, spread to the variables_
andd
. Why_
as var-name? Just because its unused.the
1
is the initial value of the accumulator.This comment is hidden because it contains spoiler information about the solution
This returns true with a bad pw of input "fjd3IR9.;"
Will incorrectly approve it.