Round 3: De-RNG-ed

273 correct small sets and 179 correct large sets. View problem statement or contest analysis.

Languages

C++ (377 sets)
Java (52 sets)
C# (6 sets)

Pascal (6 sets)
C (4 sets)
Python (3 sets)

Haskell (2 sets)
OCaml (2 sets)

Russia (60 contestants)
China (43 contestants)
Ukraine (24 contestants)
Poland (20 contestants)
Japan (17 contestants)
Belarus (11 contestants)
South Korea (11 contestants)
United States (9 contestants)
Slovakia (8 contestants)
Canada (6 contestants)
Taiwan (6 contestants)
Brazil (5 contestants)
Hong Kong (4 contestants)
Vietnam (4 contestants)
Bangladesh (3 contestants)
Bulgaria (3 contestants)

India (3 contestants)
Argentina (2 contestants)
Georgia (2 contestants)
Germany (2 contestants)
Iran (2 contestants)
Peru (2 contestants)
United Kingdom (2 contestants)
Australia (1 contestant)
Bolivia (1 contestant)
Croatia (1 contestant)
Czech Republic (1 contestant)
Denmark (1 contestant)
Egypt (1 contestant)
Finland (1 contestant)
Indonesia (1 contestant)
Kazakhstan (1 contestant)

Kyrgyzstan (1 contestant)
Lithuania (1 contestant)
Malaysia (1 contestant)
Netherlands (1 contestant)
New Zealand (1 contestant)
Norway (1 contestant)
Portugal (1 contestant)
Romania (1 contestant)
Slovenia (1 contestant)
South Africa (1 contestant)
Spain (1 contestant)
Sweden (1 contestant)
Switzerland (1 contestant)
Thailand (1 contestant)
Venezuela (1 contestant)