Round 3: Perfect Game

395 correct small sets and 188 correct large sets. View problem statement or contest analysis.

Compact solutions

Solved in...

C++ (443 sets)
Java (71 sets)
Python (34 sets)
C (9 sets)
C# (7 sets)
Pascal (7 sets)
Haskell (5 sets)
D (3 sets)
OCaml (2 sets)
Ruby (2 sets)

Submission Origin

China (83 contestants)
Russia (76 contestants)
Japan (34 contestants)
United States (25 contestants)
Poland (21 contestants)
Ukraine (16 contestants)
Belarus (13 contestants)
South Korea (11 contestants)
Taiwan (10 contestants)
Australia (8 contestants)
Slovakia (6 contestants)
Canada (5 contestants)
Germany (5 contestants)
Hong Kong (5 contestants)
Thailand (5 contestants)
Netherlands (4 contestants)
South Africa (4 contestants)
United Kingdom (4 contestants)
Brazil (3 contestants)
Bulgaria (3 contestants)
Czech Republic (3 contestants)
India (3 contestants)
Iran (3 contestants)
Singapore (3 contestants)
Sweden (3 contestants)
... (2 contestants)
Croatia (2 contestants)
Finland (2 contestants)
Georgia (2 contestants)
Greece (2 contestants)
Kazakhstan (2 contestants)
Latvia (2 contestants)
Lithuania (2 contestants)
Slovenia (2 contestants)
Spain (2 contestants)
Switzerland (2 contestants)
Vietnam (2 contestants)
Argentina (1 contestant)
Austria (1 contestant)
Belgium (1 contestant)
Bolivia (1 contestant)
France (1 contestant)
Hungary (1 contestant)
Indonesia (1 contestant)
Israel (1 contestant)
Italy (1 contestant)
Kyrgyzstan (1 contestant)
New Zealand (1 contestant)
Norway (1 contestant)
Peru (1 contestant)
Portugal (1 contestant)
Venezuela (1 contestant)