Round 2: A.I. War

261 correct small sets and 87 correct large sets. View problem statement or contest analysis.

Compact solutions

Solved in...

C++ (231 sets)
Java (59 sets)
Python (27 sets)
C# (11 sets)
C (9 sets)
Pascal (3 sets)
OCaml (2 sets)
Ruby (2 sets)
Go (1 set)
Haskell (1 set)
Lua (1 set)
Perl (1 set)

Submission Origin

Russia (48 contestants)
China (36 contestants)
United States (32 contestants)
Poland (12 contestants)
Brazil (11 contestants)
Japan (11 contestants)
Belarus (8 contestants)
South Korea (7 contestants)
Canada (6 contestants)
Germany (6 contestants)
Taiwan (6 contestants)
Ukraine (6 contestants)
Hong Kong (5 contestants)
Hungary (5 contestants)
France (4 contestants)
Slovakia (4 contestants)
United Kingdom (4 contestants)
Australia (3 contestants)
Indonesia (3 contestants)
Lithuania (3 contestants)
Netherlands (3 contestants)
South Africa (3 contestants)
Argentina (2 contestants)
Croatia (2 contestants)
Finland (2 contestants)
India (2 contestants)
Iran (2 contestants)
Israel (2 contestants)
Romania (2 contestants)
Spain (2 contestants)
Sweden (2 contestants)
Thailand (2 contestants)
Austria (1 contestant)
Bangladesh (1 contestant)
Bolivia (1 contestant)
Czech Republic (1 contestant)
Dominican Republic (1 contestant)
Estonia (1 contestant)
Kazakhstan (1 contestant)
Latvia (1 contestant)
Malaysia (1 contestant)
Portugal (1 contestant)
Serbia (1 contestant)
Singapore (1 contestant)
Slovenia (1 contestant)
Switzerland (1 contestant)
Vietnam (1 contestant)