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.
You have mutated the input array.
why it should be 0 ?
Hi, apologies- I have been having some problems with the ruby translation- I'm not sure if my edits are always taking effect. I have made a change, could you try now and let me know if it's working? (Your issue sounds like it may have been due to editing the customers array in place, so I have accounted for this)
Wow, Thanks for your test and feedback, I've checked my random test code, the evil number
0is the culprit, I've kill it. perhaps the testcase is right now, please help me to test it again ;-)