Round 3: Perpetual Motion

209 correct small sets and 91 correct large sets. View problem statement or contest analysis.

Compact solutions

Solved in...

C++ (230 sets)
Java (48 sets)
C# (8 sets)
Python (6 sets)
Pascal (5 sets)
C (1 set)
D (1 set)
OCaml (1 set)

Submission Origin

Russia (53 contestants)
China (38 contestants)
Japan (17 contestants)
Ukraine (15 contestants)
Poland (11 contestants)
Taiwan (9 contestants)
Belarus (8 contestants)
United States (5 contestants)
South Korea (4 contestants)
Vietnam (4 contestants)
Brazil (3 contestants)
Hong Kong (3 contestants)
Slovakia (3 contestants)
United Kingdom (3 contestants)
Australia (2 contestants)
Bangladesh (2 contestants)
France (2 contestants)
Germany (2 contestants)
Greece (2 contestants)
Hungary (2 contestants)
South Africa (2 contestants)
Argentina (1 contestant)
Bulgaria (1 contestant)
Canada (1 contestant)
Croatia (1 contestant)
Czech Republic (1 contestant)
Finland (1 contestant)
Georgia (1 contestant)
India (1 contestant)
Indonesia (1 contestant)
Iran (1 contestant)
Kazakhstan (1 contestant)
Kyrgyzstan (1 contestant)
Latvia (1 contestant)
Lithuania (1 contestant)
Malaysia (1 contestant)
Mexico (1 contestant)
Serbia (1 contestant)
Spain (1 contestant)
Thailand (1 contestant)