Round 1A: Milkshakes

655 correct small sets and 312 correct large sets. View problem statement or contest analysis.

Compact solutions

Solved in...

C++ (666 sets)
Java (119 sets)
Python (59 sets)
C# (39 sets)
C (25 sets)
Pascal (16 sets)
Perl (14 sets)
Haskell (6 sets)
Ruby (6 sets)
Scheme (5 sets)
PHP (4 sets)
Visual Basic (4 sets)
Lisp (3 sets)
D (1 set)

Submission Origin

China (190 contestants)
United States (124 contestants)
Russia (44 contestants)
Brazil (31 contestants)
Japan (27 contestants)
India (23 contestants)
Canada (18 contestants)
South Korea (15 contestants)
Ukraine (15 contestants)
Australia (13 contestants)
Argentina (12 contestants)
Poland (12 contestants)
Taiwan (11 contestants)
Colombia (8 contestants)
Hong Kong (8 contestants)
New Zealand (8 contestants)
Bangladesh (7 contestants)
Mexico (7 contestants)
Singapore (7 contestants)
Slovakia (7 contestants)
Israel (6 contestants)
Egypt (5 contestants)
Belarus (4 contestants)
Germany (4 contestants)
Indonesia (4 contestants)
Peru (4 contestants)
Romania (4 contestants)
United Kingdom (4 contestants)
Venezuela (4 contestants)
Hungary (3 contestants)
Thailand (3 contestants)
Chile (2 contestants)
Georgia (2 contestants)
Serbia and Montenegro (2 contestants)
Bolivia (1 contestant)
Bulgaria (1 contestant)
Cambodia (1 contestant)
Croatia (1 contestant)
Denmark (1 contestant)
Dominican Republic (1 contestant)
Finland (1 contestant)
France (1 contestant)
Kyrgyzstan (1 contestant)
Latvia (1 contestant)
Macedonia (1 contestant)
Malaysia (1 contestant)
Netherlands (1 contestant)
Norway (1 contestant)
Oman (1 contestant)
Portugal (1 contestant)
South Africa (1 contestant)
Spain (1 contestant)
Sri Lanka (1 contestant)
Switzerland (1 contestant)
Vietnam (1 contestant)