World Finals: Checkerboard Matrix
23 correct small sets and 23 correct large sets. View problem statement or contest analysis.
Compact solutions
 wuzhengkai in C++ (1433 B) fhlasek in C++ (1493 B) Gennady.Korotkevich in C++ (1720 B) sevenkplus in C++ (1784 B) Romka in C++ (1983 B) KennyHORROR in C++ (2102 B) mystic in Java (2182 B) exod40 in C++ (2299 B) | kcm1700 in C++ (2339 B) kawatea in C++ (2359 B) eatmore in Java (2644 B) vlad89 in C++ (2757 B) DmitryEgorov in C++ (2759 B) shik in C++ (2784 B) sdya in C++ (2860 B) ivan.popelyshev in Java (3216 B) | vepifanov in C++ (3239 B) ffao in C++ (3356 B) mk.al13n in C++ (3509 B) dzhulgakov in C++ (3553 B) hos.lyric in D (4240 B) EgorKulikov in Java (5388 B) iwi in C++ (5601 B) EgorKulikov in Java (5787 B) |
Solved in...
| C++ (36 sets) | Java (8 sets) | D (2 sets) |
Submission Origin
| Russia (6 contestants) Belarus (4 contestants) Japan (3 contestants) Ukraine (2 contestants) | China (2 contestants) United States (1 contestant) Taiwan (1 contestant) South Korea (1 contestant) | Czech Republic (1 contestant) Bulgaria (1 contestant) Brazil (1 contestant) |