Cracking the Coding Interview (6th Edition): https://amzn.to/2IFhagS
https://www.hackerrank.com/challenges...
On this page of the site you can watch the video online HackerRank: "Arrays: Left Rotation" Solution (Ruby) with a duration of hours minute second in good quality, which was uploaded by the user Landon Wilkins 01 November 2016, share the link with friends and acquaintances, this video has already been watched 885 times on youtube and it was liked by 6 viewers. Enjoy your viewing!