Round 1B: Decision Tree
1512 correct small sets and 1266 correct large sets. View problem statement or contest analysis.
Compact solutions
 k.kojima in Lisp (513 B) perimosocordiae in Ruby (521 B) Wim in Perl (570 B) lpereira in Ruby (623 B) kurimura in C++ (642 B) Elliott in Clojure (666 B) Yak in Perl (701 B) jmazon in Lisp (711 B) | cky in Scheme (711 B) YukiHirano in C++ (721 B) Femto in Python (734 B) cben in Python (735 B) kana.ikeda in Perl (772 B) lizan in Python (811 B) sczi in Perl (844 B) nikuQ in Ruby (847 B) | twold in Lisp (863 B) notbad in C++ (870 B) itelichko in Perl (914 B) ademilsonfp in Python (915 B) helfper in Perl (919 B) Hooyoung in Python (921 B) lwz in C++ (964 B) gerben in Haskell (977 B) |
Solved in...
| C++ (1455 sets) Java (543 sets) Python (308 sets) C# (186 sets) Ruby (56 sets) Haskell (43 sets) Perl (43 sets) | C (36 sets) Pascal (27 sets) PHP (22 sets) Lisp (16 sets) Scheme (10 sets) Visual Basic (10 sets) Scala (6 sets) | Groovy (4 sets) JavaScript (3 sets) Clojure (2 sets) F# (2 sets) Lua (2 sets) MATLAB (2 sets) |
Submission Origin
| China (204 contestants) Russia (188 contestants) United States (177 contestants) Poland (74 contestants) India (73 contestants) Japan (66 contestants) Ukraine (60 contestants) Brazil (44 contestants) South Korea (38 contestants) Germany (30 contestants) Canada (30 contestants) Romania (29 contestants) United Kingdom (27 contestants) Belarus (26 contestants) Spain (23 contestants) Taiwan (22 contestants) Argentina (22 contestants) Slovakia (19 contestants) Hong Kong (19 contestants) Bulgaria (19 contestants) Netherlands (18 contestants) Hungary (18 contestants) Czech Republic (18 contestants) | South Africa (15 contestants) Colombia (14 contestants) Australia (14 contestants) Singapore (12 contestants) France (12 contestants) Italy (11 contestants) Bangladesh (11 contestants) Vietnam (10 contestants) Israel (10 contestants) Egypt (10 contestants) Peru (9 contestants) Indonesia (9 contestants) Switzerland (8 contestants) Portugal (8 contestants) Mexico (8 contestants) Lithuania (8 contestants) Thailand (7 contestants) Finland (7 contestants) Denmark (7 contestants) Sweden (6 contestants) Serbia (6 contestants) Austria (6 contestants) Greece (5 contestants) | Georgia (5 contestants) Armenia (5 contestants) Turkey (4 contestants) New Zealand (4 contestants) Latvia (4 contestants) Estonia (4 contestants) Venezuela (3 contestants) Slovenia (3 contestants) Macedonia (3 contestants) Croatia (3 contestants) Belgium (3 contestants) Philippines (2 contestants) Moldova (2 contestants) Kazakhstan (2 contestants) Jordan (2 contestants) Sri Lanka (1 contestant) Puerto Rico (1 contestant) Norway (1 contestant) Nigeria (1 contestant) Lebanon (1 contestant) Chile (1 contestant) Algeria (1 contestant) |