Winners
There are two winners of CEOI 2018. Mariusz Trela from Poland and Costin-Andrei Oncescu from Romania. They scored absolutely equal points – made 100% of 5 problems and their solutions…
Copernicus Science Centre
When Frank Oppenheimer created in 1969 the famous Exploratorium in San Francisco, he probably did not expect that the participatory nature of its exhibits and its self-identification as a center…
15th of August
The Polish National Holiday 15th of August has two sources: one religious and one historical. From the religious point of view it is the holiday of St. Mary, celebrated in…
Excursion day
The first option is to visit Żelazowa Wola – the birthplace of Fryderyk Chopin. The greatest Polish composer, Fryderyk Chopin, was born of French father (soldier of Napoleon army, who…
Welcome to the CEOI 2018!
Dear participants of CEOI 2018, contestants, team leaders and guests! It is my pleasure to welcome you all in Warsaw in Poland for the 25th Central European Olympiad in Informatics.…