Round 2: Data Packing

2522 correct small sets and 2454 correct large sets. View problem statement or contest analysis.

Compact solutions

Solved in...

C++ (3594 sets)
Java (619 sets)
Python (463 sets)
C# (75 sets)
C (48 sets)
Ruby (31 sets)
Haskell (30 sets)
Go (18 sets)
Scala (15 sets)
Pascal (14 sets)
D (12 sets)
OCaml (12 sets)
JavaScript (8 sets)
Perl (6 sets)
Lua (4 sets)
Visual Basic (4 sets)
MATLAB (3 sets)
J (2 sets)
Julia (2 sets)
Kotlin (2 sets)
WRAPL (2 sets)
AWK (1 set)
Logo (1 set)
PHP (1 set)
Standard ML (1 set)

Submission Origin

China (556 contestants)
Russia (276 contestants)
United States (192 contestants)
Japan (175 contestants)
Taiwan (100 contestants)
India (99 contestants)
Poland (84 contestants)
Ukraine (83 contestants)
South Korea (69 contestants)
Brazil (52 contestants)
Canada (47 contestants)
Belarus (45 contestants)
Bangladesh (36 contestants)
Hong Kong (31 contestants)
Slovakia (31 contestants)
Australia (30 contestants)
Iran (29 contestants)
Thailand (29 contestants)
Argentina (27 contestants)
Germany (27 contestants)
Romania (27 contestants)
Egypt (26 contestants)
France (26 contestants)
Indonesia (26 contestants)
Vietnam (24 contestants)
United Kingdom (20 contestants)
Netherlands (19 contestants)
Spain (19 contestants)
Singapore (18 contestants)
Bulgaria (17 contestants)
Czech Republic (16 contestants)
Sweden (15 contestants)
Hungary (14 contestants)
Croatia (13 contestants)
Israel (13 contestants)
Latvia (12 contestants)
Philippines (10 contestants)
Finland (9 contestants)
Peru (9 contestants)
South Africa (9 contestants)
Belgium (8 contestants)
Georgia (8 contestants)
Kazakhstan (8 contestants)
Lithuania (8 contestants)
Mexico (8 contestants)
Switzerland (8 contestants)
Turkey (8 contestants)
Armenia (7 contestants)
Colombia (7 contestants)
Greece (7 contestants)
Serbia (7 contestants)
Austria (6 contestants)
Italy (6 contestants)
New Zealand (6 contestants)
Norway (5 contestants)
Portugal (5 contestants)
Slovenia (5 contestants)
Bolivia (4 contestants)
Denmark (3 contestants)
Dominican Republic (3 contestants)
Kyrgyzstan (3 contestants)
Lebanon (3 contestants)
Azerbaijan (2 contestants)
Jordan (2 contestants)
Macedonia (2 contestants)
North Korea (2 contestants)
Sri Lanka (2 contestants)
Venezuela (2 contestants)
Cayman Islands (1 contestant)
Chile (1 contestant)
Cuba (1 contestant)
Estonia (1 contestant)
Iceland (1 contestant)
Ireland (1 contestant)
Jamaica (1 contestant)
Madagascar (1 contestant)
Malaysia (1 contestant)
Moldova (1 contestant)
Mongolia (1 contestant)
Mozambique (1 contestant)
Pakistan (1 contestant)
Tajikistan (1 contestant)
Tuvalu (1 contestant)
U.S. Virgin Islands (1 contestant)
Vatican City (1 contestant)