Final Round: Pretty Good Proportion

26 correct small sets and 10 correct large sets. View problem statement or contest analysis.

Compact solutions

Solved in...

C++ (32 sets)
Java (2 sets)
Python (2 sets)

Submission Origin

Russia (5 contestants)
Japan (4 contestants)
China (3 contestants)
Taiwan (3 contestants)
Belarus (2 contestants)
Poland (2 contestants)
Germany (1 contestant)
Philippines (1 contestant)
South Africa (1 contestant)
South Korea (1 contestant)
Sweden (1 contestant)
Ukraine (1 contestant)
United Kingdom (1 contestant)