This campaign is over.
No. You do not have to pay anything to anyone to register yourself for any Hackathon on HackerEarth.
You have to develop the application on your local system and submit it on HackerEarth in tar/zip file format along with instructions to run the application and source code.
The entire idea need not be fully implemented however, the submission should be functional so that it can be reviewed by the judges.
You have to develop the entire software application on your local system and submit it on HackerEarth in tar/zip file format along with instructions to run the application and source code.
There is no restriction to use any language, technology stack, or libraries. You can use any of them to create the web/mobile application.
Yes, it's absolutely fine to submit just the prototype. If you use any database like MySQL or PostgresSQL you can also submit a database dump along with your submission. However, you are allowed to submit just the prototype.
Yes, all team members can login from their account and do application submission on HackerEarth.
IP rights and ownership of IP will be decided by Vodafone Idea Ltd.