Perform a depth-first traversal (DFT) on the digraph below starting at vertex A.Complete the table and show the stacks. Assume that whenever faced with a decision ofwhich node to pick from a set nodes, you must select the node whose label occursearliest in the alphabet.

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Convex Hull

For a given set of points S in a plane, the convex hull is a line completely enclosing all the points within the plane such that no concavities are left. In other words, the convex hull of a set of points is the smallest convex polygon consisting of all points within the plane.