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Go excercise compare cars
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| package main | |
| import "fmt" | |
| type CarSpecs struct { | |
| horsepower int | |
| torque int | |
| } | |
| type Car struct { | |
| make string | |
| model string | |
| price int | |
| specifications CarSpecs | |
| } | |
| func createCar(make, model string, price, horsepower, torque int) Car { | |
| _car := Car{} | |
| _carSpecs := CarSpecs{} | |
| _car.make, _car.model, _car.price = make, model, price | |
| _carSpecs.horsepower, _carSpecs.torque = horsepower, torque | |
| _car.specifications = _carSpecs | |
| return _car | |
| } | |
| func createCarsArray() []Car { | |
| var _cars []Car | |
| bmwM3 := createCar("BMW", "M3", 75000, 453, 410) | |
| supra := createCar("Toyota", "Supra", 50000, 335, 315) | |
| gsf := createCar("Lexus", "GS F", 85000, 467, 389) | |
| e63s := createCar("Mercedes", "E63s", 130000, 603, 627) | |
| _cars = append(_cars, bmwM3, supra, gsf, e63s) | |
| return _cars | |
| } | |
| func returnMostExpensiveCar(_carList []Car) Car { | |
| _expensiveCar := Car{} | |
| for _carIndex := range _carList { | |
| car := _carList[_carIndex] | |
| // check if empty struct | |
| if _expensiveCar == (Car{}) { | |
| _expensiveCar = car | |
| } | |
| if car.price > _expensiveCar.price { | |
| _expensiveCar = car | |
| } | |
| } | |
| return _expensiveCar | |
| } | |
| func returnCarWithMostHorsepower(_carList []Car) Car { | |
| _horsepowerCar := Car{} | |
| for _carIndex := range _carList { | |
| car := _carList[_carIndex] | |
| // check if empty struct | |
| if _horsepowerCar == (Car{}) { | |
| _horsepowerCar = car | |
| } | |
| if car.specifications.horsepower > _horsepowerCar.specifications.horsepower { | |
| _horsepowerCar = car | |
| } | |
| } | |
| return _horsepowerCar | |
| } | |
| func main() { | |
| cars := createCarsArray() | |
| expensiveCar := returnMostExpensiveCar(cars) | |
| mostHorsepowercar := returnCarWithMostHorsepower(cars) | |
| if expensiveCar == mostHorsepowercar { | |
| fmt.Println("This car is awesome! Buy this one: ", expensiveCar.make, expensiveCar.model) | |
| } else if expensiveCar != mostHorsepowercar { | |
| fmt.Println("Take your pick") | |
| fmt.Println("Most Horsepower: ", mostHorsepowercar.make, mostHorsepowercar.model) | |
| fmt.Println("Most Expensive: ", expensiveCar.make, expensiveCar.model) | |
| } | |
| } |
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