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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.
a is the initial value while be is current value e.g 39 => 1 * 3 * 9
my solution is short
using match didn't come to my mind. i had to use the linear equation
first
first try!
it means if no lost number return 0
easier
nice
easy
your solution is quadratic
first try!!
nice
easy
my solution is long but good
nice!!
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