APAC Semifinal: Apocalypse Soon

17 correct small sets and 7 correct large sets. View problem statement or contest analysis.

Compact solutions

Solved in...

C++ (19 sets)
C (2 sets)
Ruby (2 sets)
Java (1 set)

Submission Origin

China (7 contestants)
Japan (5 contestants)
Bangladesh (1 contestant)
Hong Kong (1 contestant)
Indonesia (1 contestant)
Singapore (1 contestant)
South Korea (1 contestant)