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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.
check WUBWUB twice in test case.
Write console.log(parameter) in function.
you will know why that.
how to deal with 'it's a shift cifer'?I test it by 'it's a shift cifer'on my computer,the result is right!
什么鬼!!!哈哈哈。
'J K D W B I R A Q K F Y E W V' should equal 'JKD WBIRAQKF YE WV'
why??