Round 2: Bilingual

954 correct small sets and 169 correct large sets. View problem statement or contest analysis.

Compact solutions

Solved in...

C++ (859 sets)
Java (156 sets)
Python (59 sets)
C# (22 sets)
Haskell (7 sets)
Scala (5 sets)
C (4 sets)
OCaml (4 sets)
D (2 sets)
Go (1 set)
JavaScript (1 set)
Kotlin (1 set)
Lisp (1 set)
WRAPL (1 set)

Submission Origin

China (210 contestants)
Russia (161 contestants)
Japan (82 contestants)
United States (52 contestants)
Taiwan (37 contestants)
Ukraine (34 contestants)
Poland (26 contestants)
Canada (22 contestants)
Belarus (21 contestants)
South Korea (20 contestants)
Brazil (15 contestants)
Iran (14 contestants)
Australia (13 contestants)
Romania (13 contestants)
Vietnam (13 contestants)
Slovakia (12 contestants)
Hong Kong (10 contestants)
Germany (9 contestants)
United Kingdom (8 contestants)
Bangladesh (7 contestants)
Croatia (7 contestants)
Czech Republic (7 contestants)
France (7 contestants)
Netherlands (7 contestants)
Argentina (6 contestants)
Bulgaria (6 contestants)
Egypt (6 contestants)
Hungary (6 contestants)
India (6 contestants)
Indonesia (6 contestants)
Lithuania (6 contestants)
Philippines (6 contestants)
Finland (5 contestants)
Georgia (5 contestants)
Italy (5 contestants)
Spain (5 contestants)
Greece (4 contestants)
Israel (4 contestants)
Kazakhstan (4 contestants)
New Zealand (4 contestants)
Sweden (4 contestants)
Switzerland (4 contestants)
Turkey (4 contestants)
Armenia (3 contestants)
Latvia (3 contestants)
Portugal (3 contestants)
Serbia (3 contestants)
Singapore (3 contestants)
South Africa (3 contestants)
Thailand (3 contestants)
Belgium (2 contestants)
Bolivia (2 contestants)
Denmark (2 contestants)
Jordan (2 contestants)
Kyrgyzstan (2 contestants)
Slovenia (2 contestants)
Antarctica (1 contestant)
Austria (1 contestant)
Cayman Islands (1 contestant)
Colombia (1 contestant)
Dominican Republic (1 contestant)
Estonia (1 contestant)
Iceland (1 contestant)
Ireland (1 contestant)
Macedonia (1 contestant)
Madagascar (1 contestant)
Moldova (1 contestant)
Norway (1 contestant)
Peru (1 contestant)
Sri Lanka (1 contestant)
Tajikistan (1 contestant)
Turkmenistan (1 contestant)
Uzbekistan (1 contestant)
Venezuela (1 contestant)