• The contest contains 5 problems. Each problem will have a separate leaderboard and an associated weight. This weight denotes the problem’s contribution to your final score. 
  • The final leaderboard will be determined by the weighted mean of the ranks of a participant/team across all the individual leaderboards. The organizers reserve the right to change the weight of a problem during the competition.
  • If a problem is not attempted by the participant, his/her rank in that problem is set to the total number of participants in the whole competition.


  • Start Time:  12 PM IST 06 April 2021
  • End Time: 4 PM IST 13 April 2021


No purchase is necessary to enter or win the challenge. Entry to the competition is free for all, through clicking the ‘Participate’ button on the challenge page and by agreeing to the challenge rules. There are no other requirements.

4. AI Blitz⚡ Community partners

This challenge is being organized in partnership with 4 AI Blitz⚡ Community Partners.

Please refer below for the list of AI Blitz ⚡ Community Partners

  • ML4E


  • Top 5 percentile participants from each of the above 4 communities will win a reimbursable 6-month Spotify India subscription.


  • The challenge is open to all, but only the members of AI Blitz⚡ Community Partners are eligible for the prizes.
  • Participants are required to set their Affiliation on their AIcrowd profile with their respective community name from above in order to be eligible for the prize.
  • The participant's affiliation will be independetly verified by the Community co-ordinator as informed to AIcrowd.
  • If the community co-ordinator finds the Affiliation incorrect, the participant will not be eligible for the prize.

Other conditions

  • To be eligible for the prizes, participants will have to release the code to their solutions under an open-source license of their choice. The submitted code is expected to be reproducible and should produce the same score on the leaderboard.
  • The winning participants will have to provide a valid and unexpired ID card or passport which AIcrowd will use only for the purpose of verifying the individual's identity in case of transferring the cash prize and for internal record keeping.
  • Any and all prize(s) is(are) non transferable. All taxes, fees and expenses associated with participation in the Challenge or receipt and use of a prize are the sole responsibility of the Prize Winner(s). No substitution of prize or transfer/assignment of prize to others or request for the cash equivalent by winners is permitted. Acceptance of prize constitutes permission for AIcrowd to use winner’s name and entry for purposes of advertising and trade without further compensation unless prohibited by law.
  • The participation of AIcrowd employees and its affiliates, parents, agents, representatives, advertising and promotional agencies and members of the immediate family (parents, children or siblings) of these employees or any person with whom they are domiciled, are permitted to participate in the challenge but will not be eligible to win the cash prize.


  • AIcrowd reserves the right at its sole discretion to disqualify any individual who tampers or attempts to tamper with the Entry process or the operation of the Challenge or website or violates these Rules.
  • In case a participant is building upon code from sources that are not owned by the participant, the participant is required to clearly attribute the sources. Failing which, the violating submissions, participants, teams will be disqualified.
  • Any use of an external public dataset is not allowed; participants must use the datasets made available by the AIcrowd for the purpose of training and testing their model.
  • Winners' code must reproduce the score on the leaderboard, failing which they get disqualified.
  • If a participant is found to exceed the number of submissions allowed per day, by creating multiple accounts he will be disqualified and not be eligible for any prizes.


  • The organizer reserves the right to amend the Rules and timeline without giving prior notification or any reasons thereof.
  • In case of conflicts, the decision of the Organizers will be final and binding.
  • Violation of the rules or other unfair activity may result in disqualification.
  • By participating in the Challenge, each Participant agrees that: (1) any and all disputes, claims, and causes of action arising out of or in connection with the Challenge, or any prize awarded, shall be resolved individually without resort to any form of class action; and under no circumstances will a Participant be permitted to obtain any award for, and each Participant hereby waives all rights to claim, punitive, incidental or consequential damages and any and all rights to have damages multiplied or otherwise increased and any other damages.
  • Any resources (datasets, baselines, etc) released as a part of AI Blitz Community Challenge can be used outside of the platform as long as clear attribution is made to AI Blitz Community Challenge.
  • If there is a conflict between these Official Rules and the AIcrowd Terms of use, the AIcrowd Terms of use will govern.