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Bitmask TSP, Digit DP, Tree rerooting, broken-profile domino tilings, and matrix exponentiation.
We are building an autonomous drone route planner that must visit N = 20 delivery drop points with minimum total travel distance. Brute-force testing all permutations is (N - 1)!. For N = 20, $19! pprox 1.21 imes 10^{17}$, which would ...Read more