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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.
OMG, too long!
Try to practice optimization, to improve your code efficiency. Goodluck brother!!
there are two conditions:
-you must check whether the duration of walk is 10 mins(meaning 10 blocks)
-you must make an assurance that you will return where your starting point is, from that 10 minute walk.