Round 3: Portal

159 correct small sets and 123 correct large sets. View problem statement or contest analysis.

Languages

C++ (209 sets)
Java (39 sets)
C# (12 sets)

Pascal (7 sets)
Python (5 sets)
C (4 sets)

Lisp (3 sets)
Visual Basic (2 sets)
Haskell (1 set)

Russia (33 contestants)
United States (24 contestants)
China (14 contestants)
Japan (10 contestants)
Poland (8 contestants)
Netherlands (6 contestants)
Ukraine (6 contestants)
Canada (5 contestants)
Brazil (4 contestants)
Singapore (4 contestants)
Argentina (3 contestants)
Germany (3 contestants)
Romania (3 contestants)
Belarus (2 contestants)

Egypt (2 contestants)
Hungary (2 contestants)
Indonesia (2 contestants)
South Korea (2 contestants)
Taiwan (2 contestants)
United Kingdom (2 contestants)
Australia (1 contestant)
Bolivia (1 contestant)
Bulgaria (1 contestant)
Denmark (1 contestant)
Hong Kong (1 contestant)
India (1 contestant)
Israel (1 contestant)
Italy (1 contestant)

Kazakhstan (1 contestant)
Lithuania (1 contestant)
Mexico (1 contestant)
New Zealand (1 contestant)
Portugal (1 contestant)
Slovakia (1 contestant)
South Africa (1 contestant)
Spain (1 contestant)
Sri Lanka (1 contestant)
Sweden (1 contestant)
Switzerland (1 contestant)
Thailand (1 contestant)
Venezuela (1 contestant)
Vietnam (1 contestant)