Round 3: Teaching Assistant

366 correct small sets and 343 correct large sets. View problem statement or contest analysis.

Compact solutions

Solved in...

C++ (598 sets)
Java (54 sets)
Python (35 sets)
C# (8 sets)
Haskell (4 sets)
C (2 sets)
Groovy (2 sets)
OCaml (2 sets)
Pascal (2 sets)
Scala (2 sets)

Submission Origin

China (70 contestants)
Russia (66 contestants)
Japan (43 contestants)
United States (20 contestants)
Taiwan (15 contestants)
Poland (15 contestants)
South Korea (13 contestants)
Canada (10 contestants)
Belarus (9 contestants)
India (7 contestants)
Australia (6 contestants)
Ukraine (5 contestants)
Sweden (5 contestants)
Iran (5 contestants)
France (5 contestants)
Vietnam (4 contestants)
Netherlands (4 contestants)
Hong Kong (4 contestants)
Czech Republic (4 contestants)
United Kingdom (3 contestants)
Thailand (3 contestants)
South Africa (3 contestants)
Singapore (3 contestants)
Italy (3 contestants)
Indonesia (3 contestants)
Finland (3 contestants)
Egypt (3 contestants)
Bulgaria (3 contestants)
Brazil (3 contestants)
Spain (2 contestants)
Romania (2 contestants)
Lithuania (2 contestants)
Germany (2 contestants)
Bangladesh (2 contestants)
Turkey (1 contestant)
Switzerland (1 contestant)
Slovakia (1 contestant)
Portugal (1 contestant)
Philippines (1 contestant)
Mexico (1 contestant)
Kyrgyzstan (1 contestant)
Israel (1 contestant)
Iceland (1 contestant)
Hungary (1 contestant)
Greece (1 contestant)
Georgia (1 contestant)
Croatia (1 contestant)
Belgium (1 contestant)
Argentina (1 contestant)
? (1 contestant)