World Finals: Power Swapper
25 correct small sets and 19 correct large sets. View problem statement or contest analysis.
Compact solutions
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Solved in...
C++ (35 sets) | Java (7 sets) | D (2 sets) |
Submission Origin
Russia (6 contestants) Belarus (4 contestants) Japan (3 contestants) China (3 contestants) | Ukraine (2 contestants) United States (1 contestant) Taiwan (1 contestant) South Korea (1 contestant) | Poland (1 contestant) Czech Republic (1 contestant) Bulgaria (1 contestant) Brazil (1 contestant) |