Round 1A: Kingdom Rush

1908 correct small sets and 1616 correct large sets. View problem statement or contest analysis.

Compact solutions

Solved in...

C++ (2081 sets)
Java (607 sets)
Python (359 sets)
C# (160 sets)
C (111 sets)
Ruby (38 sets)
Haskell (29 sets)
Pascal (22 sets)
Perl (16 sets)
D (15 sets)
PHP (14 sets)
Scala (12 sets)
MATLAB (11 sets)
Go (6 sets)
JavaScript (6 sets)
Lua (6 sets)
F# (4 sets)
Visual Basic (4 sets)
Basic (2 sets)
Clojure (2 sets)
Erlang (2 sets)
Gosu (2 sets)
Groovy (2 sets)
Objective-C (2 sets)
OCaml (2 sets)
R (2 sets)
WRAPL (2 sets)
ActionScript (1 set)
Lisp (1 set)

Submission Origin

China (457 contestants)
United States (286 contestants)
Japan (151 contestants)
Russia (99 contestants)
Taiwan (69 contestants)
Brazil (59 contestants)
Canada (58 contestants)
India (57 contestants)
Australia (55 contestants)
South Korea (49 contestants)
Poland (44 contestants)
Ukraine (31 contestants)
Thailand (29 contestants)
France (24 contestants)
United Kingdom (24 contestants)
Hong Kong (23 contestants)
Germany (20 contestants)
Indonesia (20 contestants)
Vietnam (19 contestants)
Bangladesh (16 contestants)
Belarus (15 contestants)
Hungary (15 contestants)
Singapore (15 contestants)
Argentina (14 contestants)
Iran (14 contestants)
Romania (14 contestants)
New Zealand (13 contestants)
Mexico (12 contestants)
Egypt (11 contestants)
Spain (11 contestants)
Bulgaria (9 contestants)
Colombia (9 contestants)
Greece (9 contestants)
Israel (9 contestants)
Lithuania (8 contestants)
Slovakia (8 contestants)
Croatia (7 contestants)
... (6 contestants)
Netherlands (6 contestants)
Portugal (6 contestants)
Sweden (6 contestants)
Switzerland (6 contestants)
Italy (5 contestants)
Latvia (5 contestants)
Peru (5 contestants)
Serbia (5 contestants)
South Africa (5 contestants)
Turkey (5 contestants)
Austria (4 contestants)
Chile (4 contestants)
Slovenia (4 contestants)
Bolivia (3 contestants)
Denmark (3 contestants)
Kazakhstan (3 contestants)
Venezuela (3 contestants)
Azerbaijan (2 contestants)
Cuba (2 contestants)
Czech Republic (2 contestants)
Dominican Republic (2 contestants)
Ireland (2 contestants)
Kyrgyzstan (2 contestants)
Lebanon (2 contestants)
Malaysia (2 contestants)
Moldova (2 contestants)
Norway (2 contestants)
Philippines (2 contestants)
Sri Lanka (2 contestants)
Uzbekistan (2 contestants)
Armenia (1 contestant)
Belgium (1 contestant)
Costa Rica (1 contestant)
Cyprus (1 contestant)
Estonia (1 contestant)
Finland (1 contestant)
Georgia (1 contestant)
Ghana (1 contestant)
Jordan (1 contestant)
Luxembourg (1 contestant)
Morocco (1 contestant)
Paraguay (1 contestant)
Saint Kitts and Nevis (1 contestant)
U.S. Virgin Islands (1 contestant)
United Arab Emirates (1 contestant)