goComparisonIfEx.go

package main

import "fmt"

// NeedsLicense determines whether a license is needed to drive a type of vehicle. Only "car" and "truck" require a license.
func NeedsLicense(kind string) bool {
	return kind == "car" || kind == "truck"
}

// ChooseVehicle recommends a vehicle for selection. It always recommends the vehicle that comes first in lexicographical order.
func ChooseVehicle(option1, option2 string) string {
	if option1 > option2 {
		return option2 + " is clearly the better choice."
	}
	return option1 + " is clearly the better choice."
}

// CalculateResellPrice calculates how much a vehicle can resell for at a certain age.
func CalculateResellPrice(originalPrice, age float64) float64 {
	if age < 3 {
		return 80*originalPrice*0.01
	} else if age < 10 {
		return 70*originalPrice*0.01
	}
	return 50*originalPrice*0.01
}

func main() {
	needLicense := NeedsLicense("car")
	vehicle := ChooseVehicle("Ford Pinto", "Bugatti Veyron")
	n := CalculateResellPrice(40000, 3)
	fmt.Print(needLicense,"\n",vehicle,"\n",n,"\n")
}