EMEA Semifinal: Bus Stops

51 correct small sets and 16 correct large sets. View problem statement or contest analysis.

Compact solutions

Solved in...

C++ (47 sets)
Java (15 sets)
C# (3 sets)
Python (2 sets)

Submission Origin

Russia (12 contestants)
Poland (11 contestants)
Ukraine (6 contestants)
Slovakia (4 contestants)
Belarus (4 contestants)
United Kingdom (2 contestants)
Sweden (2 contestants)
Egypt (2 contestants)
Serbia and Montenegro (1 contestant)
Romania (1 contestant)
Netherlands (1 contestant)
Lithuania (1 contestant)
Latvia (1 contestant)
Italy (1 contestant)
Germany (1 contestant)
Denmark (1 contestant)