Cutting off Squares

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Two players take it in turns to cut off squares from a rectangle. If the lengths of the sides of the rectangle are a and b (aa as he likes (but at least 1 square), provided the square he is cutting off has at least three of its sides lying on the sides of the rectangle he is trimming. After every cut, the cut off square is removed from the rectangle. When the last part of the rectangle is removed,

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solution.cppC++17

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