Same Snake

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Consider a 2d-grid. That is, each cell is identified by (i,j). You have received reports of two snake-sightings on this grid. You want to check whether they could be partial sightings of the same snake or not. Each of the snake sightings correspond to a straight, axis-parallel line segment in the grid, and the starting and ending cells for each are given to you. Now consider a graph, where each

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solution.cppC++17

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