fastpath factories: maintain an index of solutions for each kind of problem. When generating steps, first order the offered steps by the known solutions. With this, the subsequent planning runs can speed up, but they can still track back and find alternative solutions.
fastpath factories: maintain an index of solutions for each kind of problem. When generating steps, first order the offered steps by the known solutions. With this, the subsequent planning runs can speed up, but they can still track back and find alternative solutions.