Round 1A: Make it Smooth
509 correct small sets and 319 correct large sets. View problem statement or contest analysis.
Compact solutions
WSX in Python (545 B) otis in C++ (625 B) ytj in C++ (678 B) tharkang in Python (726 B) Pipi in C++ (732 B) Milanin in C++ (734 B) Fumiya in C++ (780 B) shik in C++ (782 B) | saintila in Python (803 B) theycallhimtom in Python (822 B) mehdibou in C++ (828 B) Zhuojie in C++ (831 B) Mister in C++ (832 B) KenKwok in C++ (833 B) shik in C++ (840 B) qizichao in C++ (843 B) | gagguy in C++ (858 B) hhb in C++ (862 B) shackler in C++ (873 B) WSX in C (892 B) RalphFurmaniak in C++ (895 B) greafine in C++ (895 B) hansonw1 in Python (907 B) wwy250 in C++ (911 B) |
Solved in...
C++ (682 sets) Java (88 sets) Python (20 sets) | C (13 sets) Pascal (11 sets) C# (6 sets) | Haskell (4 sets) Perl (2 sets) Ruby (2 sets) |
Submission Origin
China (181 contestants) Russia (47 contestants) Japan (31 contestants) United States (29 contestants) Taiwan (17 contestants) Poland (16 contestants) South Korea (15 contestants) Brazil (15 contestants) Ukraine (14 contestants) India (11 contestants) Canada (11 contestants) Indonesia (8 contestants) Belarus (8 contestants) Argentina (7 contestants) Vietnam (6 contestants) Hong Kong (6 contestants) Bangladesh (6 contestants) Thailand (5 contestants) Singapore (4 contestants) | Norway (4 contestants) Israel (4 contestants) Egypt (4 contestants) Colombia (4 contestants) Australia (4 contestants) United Kingdom (3 contestants) Spain (3 contestants) Netherlands (3 contestants) Latvia (3 contestants) Georgia (3 contestants) Bulgaria (3 contestants) Sweden (2 contestants) Slovakia (2 contestants) Romania (2 contestants) New Zealand (2 contestants) Mexico (2 contestants) Hungary (2 contestants) Germany (2 contestants) France (2 contestants) | Austria (2 contestants) Venezuela (1 contestant) U.S. Virgin Islands (1 contestant) Sri Lanka (1 contestant) Peru (1 contestant) Malaysia (1 contestant) Lithuania (1 contestant) Kyrgyzstan (1 contestant) Kazakhstan (1 contestant) Italy (1 contestant) Iran (1 contestant) Finland (1 contestant) Denmark (1 contestant) Cuba (1 contestant) Croatia (1 contestant) Bolivia (1 contestant) Armenia (1 contestant) |