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| package main
type AirConditioner struct{}
func (AirConditioner) TurnOn() {}
func (AirConditioner) TurnOff() {}
type Light struct{}
func (Light) TurnOn() {}
func (Light) TurnOff() {}
type UniversalRemoteControl struct { AirConditioner AirConditioner Light Light }
func (universalRemoteControl *UniversalRemoteControl) TurnOnAll() { universalRemoteControl.AirConditioner.TurnOn() universalRemoteControl.Light.TurnOn() }
func (universalRemoteControl *UniversalRemoteControl) TurnOffAll() { universalRemoteControl.AirConditioner.TurnOff() universalRemoteControl.Light.TurnOff() }
func main() { var universalRemoteControl = UniversalRemoteControl{ AirConditioner: *new(AirConditioner), Light: *new(Light), } universalRemoteControl.TurnOnAll() }
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