model "Ambulance"
	uses "mmxprs"

	parameters
		DATAFILE = "ambulance.dat"
	end-parameters

	declarations
		NUM_DISTRICT: set of string
		NUM_CENTRE: set of string

		Max_Upgrade: real
		Ambulance_Cost: real
		Budget: real
		Budget_Penalty: real
		Response_Rate: real
		Response_Intercept: real
		Min_Response: real

		District_Centre: dynamic array(NUM_DISTRICT,NUM_CENTRE) of integer		
		Current_Num_Ambulance: array(NUM_CENTRE) of real
		New_Capacity: array(NUM_CENTRE) of real
		Upgrade_Fixed_Cost: array(NUM_CENTRE) of real
		ARTG: array(NUM_DISTRICT) of real
		ARTG_Penalty: array(NUM_DISTRICT) of real
		Alpha: array(NUM_CENTRE) of real
	end-declarations

	initializations from DATAFILE
		Max_Upgrade
		Ambulance_Cost
		Budget
		Budget_Penalty
		Response_Rate
		Response_Intercept
		Min_Response
		
		District_Centre
		Current_Num_Ambulance
		New_Capacity
		Upgrade_Fixed_Cost
		ARTG
		ARTG_Penalty
	end-initializations
	
	finalize(NUM_DISTRICT)
	finalize(NUM_CENTRE)

	declarations
		! ** Insert your decision variables here **
	end-declarations

	! ** Insert your constraints and objective function here **
	
end-model