World Final: City Tour

21 correct small sets and 19 correct large sets. View problem statement or contest analysis.

Compact solutions

Solved in...

C++ (32 sets)
Java (8 sets)

Submission Origin

Russia (5 contestants)
Poland (5 contestants)
Ukraine (2 contestants)
Japan (2 contestants)
Vietnam (1 contestant)
United Kingdom (1 contestant)
South Africa (1 contestant)
Netherlands (1 contestant)
Lithuania (1 contestant)
China (1 contestant)
Belarus (1 contestant)