World Final: Letter Stamper
20 correct small sets and 5 correct large sets. View problem statement or contest analysis.
Compact solutions
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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) |