Amazon online(Hackerrank) question for SDE-II

There were 2 questions

  1. https://algo.monster/problems/amazon_oa_number_of_swaps_to_sort
  2. https://leetcode.com/problems/robot-bounded-in-circle/

Round 1: HLD
Design vending machine. User should be able to place a request for items in vending machine from Online app and offline i.e taking items standing infront of machine.
Couple of LP questions
Round 2: LLD
Design class digram for Authentication system. i.e user should be able signup and login and maintain logged in sessions etc.
Round 3:
i. https://leetcode.com/problems/find-minimum-in-rotated-sorted-array/
ii. https://leetcode.com/problems/merge-k-sorted-lists/

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