Official competition system

We would like to inform you that the official system for the competition is You can test it and explore it at your will and also you will find JBOI tasks from previous years in the category International.

Current weather conditions:


Broken clouds
  • Broken clouds
  • Temperature: 17 °C
  • Wind: NNW, 13 km/h
Reported on:
Fri, 08/12/2022 - 20:30