World Final: Letter Stamper
20 correct small sets and 5 correct large sets. View problem statement or contest analysis.
Compact solutions
   Burunduk1 in C++ (1265 B)  RAVEman in C++ (1332 B)  FloppyCat in C++ (1346 B)  rng..58 in C++ (1386 B)  meret in C++ (1535 B)  pashka in Java (1729 B)  mystic in Java (1756 B)  earl in C++ (1897 B) |    marek.cygan in C++ (1935 B)  SergeyRogulenko in C++ (1956 B)  krijgertje in C++ (1973 B)  jakubr in C++ (2793 B)  linguo in Python (2958 B)  Vasyl in C++ (3035 B)  Eryx in C++ (4106 B)  eatmore in Java (4382 B) |    halyavin in Java (5620 B)  iwi in C++ (5638 B)  Egor in Java (5854 B)  eatmore in Java (6008 B)  halyavin in Java (7510 B)  ACRush in C++ (9957 B) | 
Solved in...
| C++ (16 sets) | Java (8 sets) | Python (1 set) | 
Submission Origin
| Russia (6 contestants) Poland (5 contestants) Ukraine (2 contestants)  | Japan (2 contestants) United Kingdom (1 contestant) Netherlands (1 contestant)  | Lithuania (1 contestant) China (1 contestant) Belarus (1 contestant)  | 
