A-B Game

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Two players (let's call them A and B) are playing a game on a row of cells. A cell may contain the character 'A', contain the character 'B' or be empty. Each character may only be moved from a cell $c_i$ to a cell $c_f$ if cell $c_f$ and all cells between $c_i$ and $c_f$ are currently empty. The leftmost (first) character may only be moved to the right, the second character may only be moved to th

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solution.cppC++17

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