Round 3: Observation Wheel

242 correct small sets and 3 correct large sets. View problem statement or contest analysis.

Compact solutions

Solved in...

C++ (193 sets)
Java (35 sets)
Python (10 sets)
C (4 sets)
C# (1 set)
D (1 set)
Pascal (1 set)

Submission Origin

Russia (48 contestants)
China (48 contestants)
Japan (25 contestants)
Ukraine (17 contestants)
Poland (13 contestants)
United States (10 contestants)
Taiwan (9 contestants)
Belarus (9 contestants)
South Korea (7 contestants)
Vietnam (5 contestants)
Netherlands (5 contestants)
India (4 contestants)
Slovakia (3 contestants)
Indonesia (3 contestants)
Canada (3 contestants)
United Kingdom (2 contestants)
Thailand (2 contestants)
Switzerland (2 contestants)
Spain (2 contestants)
Slovenia (2 contestants)
Romania (2 contestants)
Lithuania (2 contestants)
Hong Kong (2 contestants)
France (2 contestants)
Czech Republic (2 contestants)
Bulgaria (2 contestants)
Australia (2 contestants)
South Africa (1 contestant)
Philippines (1 contestant)
Iran (1 contestant)
Germany (1 contestant)
Georgia (1 contestant)
Egypt (1 contestant)
Colombia (1 contestant)
Belgium (1 contestant)
Argentina (1 contestant)