X C o n t e s t   2 0 2 5

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Registration

The registration is mandatory for participation in the contest.

The username can contain lowercase and capital letters, alfa and numeric characters. Spaces are not allowed.

All fields marked with asterisk (*) are mandatory. Please entry date of birth in form „dd.mm.yyy“ (e.g. 28.02.1976).

After successful registration you will receive confirmation e-mail.

For existing XContest users:

If you are already registered in previous seasons of CCC of World XContest, please don't register as a new user! Sign in under your current username and password and then confirm your registration into the new season at this page.

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