According to the 9th Article of the Regulation of the Contest, each group must fill all fields of the application form. The contacts should be as direct as possible, including that of the professor (if applicable).
While filling in the form, you must also upload a proof of enrolment at a university and a consent for the processing of personal data for every element of the group (if the group has a professor, the professor must also sig the consent). If you are unable to upload the documentation, please send it to the e-mail of the contest. The template of the consent can be downloaded here: consent for the processing of personal data.