World Finals: Mine Layer

85 correct small sets and 14 correct large sets. View problem statement or contest analysis.

Compact solutions

Solved in...

C++ (77 sets)
Java (17 sets)
Python (2 sets)
C (1 set)
C# (1 set)
Haskell (1 set)

Submission Origin

China (17 contestants)
Russia (17 contestants)
United States (14 contestants)
Japan (7 contestants)
Poland (6 contestants)
Ukraine (4 contestants)
Belarus (2 contestants)
Hong Kong (2 contestants)
Netherlands (2 contestants)
South Korea (2 contestants)
United Kingdom (2 contestants)
Argentina (1 contestant)
Australia (1 contestant)
Canada (1 contestant)
India (1 contestant)
Italy (1 contestant)
Lithuania (1 contestant)
Mexico (1 contestant)
Romania (1 contestant)
Singapore (1 contestant)
Sweden (1 contestant)