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VF CUP

VIII International Online Olympiad

in mental arithmetic

12.12.2026 10:00 (UTC)

Prize fund € 1 500
Registration

Prizes and Levels

Choose your level and win!

The participation fee is only 4,49 €!*

level
PRO

  • 1 place — € 105
  • 2 place — € 80
  • 3 place — € 50

level
PRO

This is a calculation for performing actions in the category without going over the bar and onto other spokes. Numbers are randomly generated by the platform within the rules restricted to the first level.

level
MASTER

  • 1 place — € 128
  • 2 place — € 105
  • 3 place — € 80

level
MASTER

This is a calculation within the frame of performing actions in the category within the composition of the number 5 with a transition over the bar, but without switching to other spokes. Numbers are randomly generated by the platform within the rules restricted to the first and second levels.

level
EXPERT

  • 1 place — € 160
  • 2 place — € 130
  • 3 place — € 105

level
EXPERT

This is a calculation within the frame of performing actions in the category within the composition of the number 5 with a transition over the bar, and with the transition to the adjacent spoke within the composition of number 10. Numbers are generated randomly within a rules restricted to the first, second and third levels.

level
GURU

  • 1 place — € 180
  • 2 place — € 160
  • 3 place — € 130

level
GURU

This is the calculation of any natural numbers without restrictions. The numbers are randomly generated by the platform.

A participant may compete in multiple levels. Final official prize status is assigned at the highest level in which the participant reaches a prize-winning position. The cash award cannot be lower than the highest cash prize earned by that participant. Details: Prize Policy.

Nomination
«Will to win»

  • € 80

Nomination
«Will to win»

Special nomination "Will to win" is awarded to the Participant who participated in the largest number of training games before the start of the Olympics. The nomination prize is paid separately, in addition to any cash prize for a place in a level.

*Participation fee:

  • until 12.11.2026 - 4.49 €
  • until 28.11.2026 - 5.99 €
  • until 12.12.2026 - 7.49 €
  • until 13.12.2026 - 7.99 €

Benefits of Online Olympiad

Participants! By participating in the VF CUP, you can:

  • Take part in the international Olympiad without leaving your home!
  • Participate at any time convenient for you for 24 hours - during the Olympiad!
  • Both children and adults can participate!!
  • Take part in one or several mental arithmetic levels (1 ticket = 1 level), regardless of country or school!
  • Train on the VF CUP platform to prepare for the Olympiad online!
  • Take part online, with no software to install. We recommend a desktop computer or laptop, a modern browser and a stable internet connection.
  • See your results and ranking right after the game — preliminary at first, final once the results have been reviewed.
  • Get an electronic certificate of participation in your personal account, and a personal electronic diploma if you are a prize winner!
Registration

How to apply

1
step

Sign up

When you click the tab Registration special fields will appear. It is necessary to fill in the "e-mail" and "password" of the VF CUP Participant.

2
step

Pay participation fee

After payment you can start online training. Payment is made in your personal account on the VF CUP platform: 1 ticket = 1 level, and you choose the level after payment.

3
step

Train

Test your strengths at different levels online in your personal account on the VF CUP platform. Choose one or more levels in which you will participate.
Win the VF CUP Olympiad!

4
step

Win

Places 1–3 are awarded in each level. One participant receives one cash prize — the highest one earned. Results shown right after the Olympiad are preliminary; final results follow the review (up to a week).

How it was?

in 2019, Ivan Knyazev from Brovary city won the online Olympiad and won a fantastic trip to sunny Turkey to the Land of Legends amusement park.

1305 people took part in the VF CUP Olympics in 2021

Anastasia Pisaroglo (Ukraine) became the winner in the VF CUP 2020 special nomination “For the will to win”. Before the start of the Olympiad, Anastasia took 10,818 training games on the VF CUP online platform

in 2017, 7,500 people participated in the online olympiad

Since 2013 the world has hosted the Olympiads in mental arithmetic, organized by the founder of VF CUP

410 children took part in the II All-Ukrainian Olympiad in mental arithmetic “SMARTUM TERRITORY 2019”, where they set three records that were entered in the Book of Records of Ukraine.

5 international online olympiads were successfully held

67 869 examples were solved by participants at VF CUP 2021

Representatives from 24 countries took part in VF CUP 2021.

Representatives of 32 mental arithmetic schools took part in VF CUP 2021

Legal & Participation

Frequently asked questions

Can I take part in several levels?
Yes. Final official prize status is assigned at the highest level in which the participant reaches a prize-winning position. The cash award cannot be lower than the highest cash prize earned by that participant. Details: Prize Policy.
Where are the Olympiad rules, and when are results final?
Levels, tasks, scoring, rankings and the review of results are described in the Olympiad Rules. Results shown right after the Olympiad are preliminary; final results are published after the review.
Can I get a refund?
Yes, for an unused ticket: write to vfcup.helpdesk@gmail.com — your email must be received before 00:00 UTC on the day of the Olympiad. Details: Terms & Conditions, section 16.
How does a child take part?
For a minor, registration and payment are completed by a parent or legal guardian, who confirms their agreement to the Children & Parental Consent Policy. A child's cash prize is paid to the parent or legal guardian.
Terms & Conditions Olympiad Rules Prize Policy Privacy Policy Children & Parental Consent Policy Cookie Policy Contacts Cookie settings
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