i need helpe to write code liner integer programe

reda adel

2018 1 10

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Notation used in the scenario: Indices s is the index of the ship, s = 1,.., S b is the index of the berth, b = 1,â€¦, B o is the index of the ship order, o = 1,â€¦, S

Input Parameters: as Arrival time of ship s bs Berthing time of ship s B Number of berths S Number of ships ds Departure time of ship s ps Priority of ship s os Order of ship s Ur Unloading rate (Unloader) Qs Quantity of cargo in ship s

Decision Variable: ys,b,o = 1 if s ship is berthed in berth b in order o