CodeDevils Summer 2020

CodeDevils Summer 2020 Code Challenges

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New coding challenges will be posted every Monday. Whoever completes the most coding challenges and has the highest score in the competition will receive a prize from CodeDevils!


Person who completes the most challenges and has the highest score will win some FREE CodeDevils swag!


  • The creator of this contest is solely responsible for setting and communicating the eligibility requirements associated with prizes awarded to participants, as well as for procurement and distribution of all prizes. The contest creator holds HackerRank harmless from and against any and all claims, losses, damages, costs, awards, settlements, orders, or fines.
  • Code directly from our platform, which supports over 30 languages. Learn more here.

Complete a each challenge following the requirements in the challenge.


  • Each challenge has a pre-determined score.
  • A participant’s score depends on the number of test cases a participant’s code submission successfully passes.
  • If a participant submits more than one solution per challenge, then the participant’s score will reflect the highest score achieved. In a game challenge, the participant's score will reflect the last code submission.
  • Participants are ranked by score. If two or more participants achieve the same score, then the tie is broken by the total time taken to submit the last solution resulting in a higher score

Sign up for CodeDevils Summer 2020 now.

Not a genuine coding contest?