Round 1B: Pony Express
2204 correct small sets and 1113 correct large sets. View problem statement or contest analysis.
Compact solutions
 Denisson in C++ (79 B) NTUwanderer in C++ (226 B) Indecchi in C++ (281 B) Jainy6 in Java (468 B) matheuscarius in C++ (512 B) fjfiwekdskfj in C (518 B) abhay11 in Python (526 B) sampsonw in Python (534 B) | BeanandBean in Python (549 B) angelp57 in Ruby (594 B) Mudream in Python (602 B) dgollahon in Ruby (614 B) Empress in C++ (620 B) eidanch in Python (622 B) seanwentzel in Python (634 B) mame in Ruby (637 B) | SKAND in Python (641 B) ValNykol in Ruby (642 B) Labo in Python (672 B) kik in Ruby (678 B) kurena in Python (680 B) gev in Python (723 B) Alpgc in C++ (724 B) youbo in Python (724 B) |
Solved in...
| C++ (2405 sets) Python (429 sets) Java (279 sets) C# (66 sets) Ruby (23 sets) C (19 sets) Go (16 sets) Kotlin (13 sets) Scala (11 sets) | D (10 sets) Haskell (10 sets) Pascal (7 sets) PHP (4 sets) Rust (4 sets) JavaScript (3 sets) OCaml (3 sets) Assembly (2 sets) Lua (2 sets) | Q (2 sets) Dart (1 set) Elixir (1 set) F# (1 set) Lisp (1 set) MATLAB (1 set) Perl (1 set) Picat (1 set) |
Submission Origin
| China (317 contestants) Russia (242 contestants) United States (180 contestants) India (150 contestants) Japan (145 contestants) Ukraine (64 contestants) South Korea (63 contestants) Poland (62 contestants) Taiwan (60 contestants) France (56 contestants) Vietnam (47 contestants) Brazil (44 contestants) Canada (42 contestants) Bangladesh (41 contestants) Germany (37 contestants) Singapore (30 contestants) Belarus (28 contestants) Thailand (27 contestants) United Kingdom (26 contestants) Netherlands (26 contestants) Hong Kong (26 contestants) Indonesia (25 contestants) Romania (24 contestants) Israel (24 contestants) Slovakia (23 contestants) Iran (21 contestants) Sweden (20 contestants) Egypt (20 contestants) Italy (19 contestants) | Hungary (19 contestants) Czech Republic (19 contestants) Australia (18 contestants) Greece (14 contestants) Belgium (14 contestants) Argentina (14 contestants) Spain (12 contestants) Kazakhstan (12 contestants) Turkey (10 contestants) Switzerland (10 contestants) Latvia (10 contestants) Bulgaria (10 contestants) Armenia (10 contestants) Philippines (9 contestants) Lithuania (9 contestants) Georgia (9 contestants) Croatia (9 contestants) South Africa (8 contestants) Slovenia (7 contestants) New Zealand (7 contestants) Finland (7 contestants) Portugal (6 contestants) Colombia (6 contestants) Uzbekistan (5 contestants) Denmark (5 contestants) ? (5 contestants) Venezuela (4 contestants) Morocco (4 contestants) Moldova (4 contestants) | Mexico (4 contestants) Jordan (3 contestants) Serbia (2 contestants) Peru (2 contestants) Lebanon (2 contestants) Iceland (2 contestants) Estonia (2 contestants) Antarctica (2 contestants) Uruguay (1 contestant) United Arab Emirates (1 contestant) Turkmenistan (1 contestant) Tajikistan (1 contestant) Syria (1 contestant) Sri Lanka (1 contestant) Saudi Arabia (1 contestant) Panama (1 contestant) Norway (1 contestant) Nepal (1 contestant) Mongolia (1 contestant) Malaysia (1 contestant) Macedonia (1 contestant) Kyrgyzstan (1 contestant) Cyprus (1 contestant) Cuba (1 contestant) British Virgin Islands (1 contestant) Bolivia (1 contestant) Azerbaijan (1 contestant) Austria (1 contestant) |