Qualification Round: Watersheds
5201 correct small sets and 4674 correct large sets. View problem statement or contest analysis.
Compact solutions
 linlin in Java (136 B) mam in C# (328 B) Yashuj in Java (328 B) wirtzenator in Java (531 B) Numbgoon in C++ (647 B) domeng in C++ (726 B) brad in Python (728 B) Knio in Python (775 B) | enkait in C++ (801 B) those in C++ (807 B) Hooyoung in Python (839 B) SmartSchizo in C (855 B) kushalb24 in C++ (859 B) Lei.S in Perl (864 B) notzeb in C++ (866 B) DarkKnight. in C++ (869 B) | bbi5291 in C++ (897 B) bug in C++ (898 B) AlanC in C++ (905 B) kinaba in Ruby (906 B) LazyChild0714 in C++ (906 B) HELL in C++ (915 B) Martial in Python (920 B) falsetru in Python (927 B) |
Solved in...
| C++ (5272 sets) Java (1889 sets) Python (941 sets) C# (620 sets) C (413 sets) Ruby (152 sets) Perl (136 sets) Pascal (126 sets) PHP (103 sets) Haskell (61 sets) JavaScript (19 sets) Visual Basic (18 sets) | Scala (14 sets) MATLAB (13 sets) Groovy (12 sets) OCaml (12 sets) Scheme (9 sets) ActionScript (7 sets) Lisp (7 sets) Clojure (6 sets) F# (6 sets) Lua (4 sets) CMake (2 sets) D (2 sets) | Erlang (2 sets) Fortran (2 sets) Maple (2 sets) R (2 sets) Boo (1 set) Clean (1 set) Eiffel (1 set) Objective-C (1 set) PostScript (1 set) PowerShell (1 set) Prolog (1 set) |
Submission Origin
| China (905 contestants) United States (700 contestants) India (483 contestants) Russia (392 contestants) Japan (220 contestants) Brazil (184 contestants) Poland (168 contestants) Ukraine (142 contestants) South Korea (112 contestants) Canada (106 contestants) Taiwan (92 contestants) Australia (88 contestants) Romania (85 contestants) Argentina (72 contestants) Germany (69 contestants) United Kingdom (68 contestants) Hungary (65 contestants) Spain (57 contestants) Vietnam (53 contestants) Egypt (51 contestants) Hong Kong (49 contestants) Singapore (47 contestants) France (47 contestants) Thailand (46 contestants) Bulgaria (44 contestants) Belarus (44 contestants) Bangladesh (44 contestants) Indonesia (42 contestants) Mexico (40 contestants) Netherlands (39 contestants) Slovakia (38 contestants) | Italy (35 contestants) South Africa (33 contestants) Colombia (29 contestants) Czech Republic (27 contestants) Israel (26 contestants) Switzerland (25 contestants) Portugal (25 contestants) Turkey (24 contestants) Sweden (22 contestants) Peru (21 contestants) Croatia (21 contestants) Venezuela (19 contestants) Finland (19 contestants) Kazakhstan (18 contestants) New Zealand (17 contestants) Lithuania (17 contestants) Denmark (17 contestants) Belgium (16 contestants) Georgia (15 contestants) Austria (14 contestants) Latvia (13 contestants) Pakistan (12 contestants) Chile (12 contestants) Serbia (11 contestants) Lebanon (11 contestants) Greece (11 contestants) Sri Lanka (10 contestants) Philippines (10 contestants) Estonia (9 contestants) Armenia (8 contestants) Slovenia (7 contestants) | Moldova (6 contestants) Jordan (6 contestants) Macedonia (5 contestants) Norway (4 contestants) Dominican Republic (4 contestants) Bosnia and Herzegovina (4 contestants) Morocco (3 contestants) Bolivia (3 contestants) Uruguay (2 contestants) Saudi Arabia (2 contestants) Palestinian Territory (2 contestants) Nigeria (2 contestants) Malaysia (2 contestants) Zimbabwe (1 contestant) U.S. Virgin Islands (1 contestant) St Vincent & Grenadines (1 contestant) Rwanda (1 contestant) Puerto Rico (1 contestant) Nicaragua (1 contestant) Malta (1 contestant) Madagascar (1 contestant) Ireland (1 contestant) Guatemala (1 contestant) Ecuador (1 contestant) Bhutan (1 contestant) Barbados (1 contestant) Azerbaijan (1 contestant) Angola (1 contestant) Andorra (1 contestant) Algeria (1 contestant) Albania (1 contestant) |