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

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