Here’s a rewritten version of your content with a heavy restructuring, while keeping the HTML tags intact:
“`html
Painting over the lines can be quite challenging due to the ever-changing number of runners and the evolving shapes of the lines. Achieving a successful outcome requires meticulous attention to detail. Each little figure is restricted to its specific route and is responsible for applying a designated color along that path. Your objective is to cover every line without causing any overlaps or collisions.
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