Round 1B: The Repeater

5163 correct small sets and 2811 correct large sets. View problem statement or contest analysis.

Compact solutions

Solved in...

C++ (4381 sets)
Python (1295 sets)
Java (1293 sets)
C# (315 sets)
C (179 sets)
Ruby (105 sets)
Haskell (78 sets)
Scala (50 sets)
PHP (35 sets)
Go (31 sets)
Pascal (28 sets)
Perl (25 sets)
JavaScript (20 sets)
MATLAB (19 sets)
OCaml (14 sets)
Clojure (13 sets)
F# (10 sets)
D (9 sets)
Groovy (7 sets)
Lisp (7 sets)
Objective-C (7 sets)
Visual Basic (7 sets)
Kotlin (5 sets)
Lua (5 sets)
Dart (4 sets)
R (4 sets)
Erlang (3 sets)
Racket (3 sets)
CoffeeScript (2 sets)
Eiffel (2 sets)
Factor (2 sets)
Rust (2 sets)
WRAPL (2 sets)
Julia (1 set)
Scheme (1 set)
TCL (1 set)

Submission Origin

India (633 contestants)
China (621 contestants)
United States (529 contestants)
Russia (373 contestants)
Japan (236 contestants)
Taiwan (154 contestants)
Ukraine (153 contestants)
Poland (146 contestants)
France (140 contestants)
Canada (123 contestants)
South Korea (106 contestants)
Germany (101 contestants)
Brazil (80 contestants)
United Kingdom (79 contestants)
Romania (72 contestants)
Belarus (70 contestants)
Bangladesh (66 contestants)
Israel (65 contestants)
Spain (65 contestants)
Hong Kong (62 contestants)
Egypt (61 contestants)
Indonesia (61 contestants)
Hungary (60 contestants)
Vietnam (56 contestants)
Italy (53 contestants)
Thailand (50 contestants)
Slovakia (48 contestants)
Australia (47 contestants)
Sweden (46 contestants)
Iran (45 contestants)
Netherlands (45 contestants)
Czech Republic (40 contestants)
Argentina (38 contestants)
Singapore (34 contestants)
Greece (32 contestants)
Belgium (29 contestants)
Bulgaria (28 contestants)
Mexico (28 contestants)
Switzerland (28 contestants)
Turkey (27 contestants)
Lithuania (21 contestants)
Portugal (18 contestants)
Colombia (17 contestants)
Kazakhstan (17 contestants)
Latvia (17 contestants)
South Africa (17 contestants)
Finland (16 contestants)
Croatia (15 contestants)
Austria (14 contestants)
Slovenia (14 contestants)
Armenia (13 contestants)
Georgia (13 contestants)
Peru (13 contestants)
Philippines (13 contestants)
Serbia (13 contestants)
Norway (12 contestants)
Bolivia (10 contestants)
New Zealand (10 contestants)
Sri Lanka (10 contestants)
Venezuela (10 contestants)
Chile (9 contestants)
Ireland (9 contestants)
Morocco (9 contestants)
Pakistan (9 contestants)
Denmark (8 contestants)
Estonia (8 contestants)
Jordan (7 contestants)
Lebanon (7 contestants)
Malaysia (6 contestants)
Iceland (5 contestants)
Tunisia (5 contestants)
Dominican Republic (4 contestants)
Macedonia (4 contestants)
Moldova (4 contestants)
Mongolia (4 contestants)
Uzbekistan (4 contestants)
Azerbaijan (3 contestants)
Jamaica (3 contestants)
North Korea (3 contestants)
Uruguay (3 contestants)
Cuba (2 contestants)
Cyprus (2 contestants)
Ecuador (2 contestants)
Luxembourg (2 contestants)
Algeria (1 contestant)
Anguilla (1 contestant)
Benin (1 contestant)
Bosnia and Herzegovina (1 contestant)
Cameroon (1 contestant)
Cayman Islands (1 contestant)
Costa Rica (1 contestant)
Ethiopia (1 contestant)
Guatemala (1 contestant)
Guernsey (1 contestant)
Iraq (1 contestant)
Kyrgyzstan (1 contestant)
Laos (1 contestant)
Macau (1 contestant)
Madagascar (1 contestant)
Martinique (1 contestant)
Monaco (1 contestant)
Mozambique (1 contestant)
Nepal (1 contestant)
Nigeria (1 contestant)
Saudi Arabia (1 contestant)
Seychelles (1 contestant)
Syria (1 contestant)
Tajikistan (1 contestant)
Turkmenistan (1 contestant)
Tuvalu (1 contestant)
U.S. Virgin Islands (1 contestant)
Western Sahara (1 contestant)