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Copy pathMain.java
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92 lines (76 loc) · 2.67 KB
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import java.util.Scanner;
class Car {
private final String name;
private final int speed;
public Car(String name, int speed) {
this.name = name;
this.speed = speed;
}
public String getName() {
return name;
}
public int getSpeed() {
return speed;
}
}
class Race {
private static final int RACE_DURATION_HOURS = 24;
public Car winner(Car[] cars) {
Car winner = null;
int maxDistance = 0;
for (Car car : cars) {
int distance = car.getSpeed() * RACE_DURATION_HOURS;
if (distance > maxDistance) {
maxDistance = distance;
winner = car;
}
}
return winner;
}
}
public class Main {
static final int MIN_SPEED = 0;
static final int MAX_SPEED = 250;
static final int CAR_COUNTS = 3;
public static void main(String[] args) {
Scanner scanner = new Scanner(System.in);
Car[] cars = new Car[CAR_COUNTS];
for (int i = 0; i < CAR_COUNTS; i++) {
System.out.println("Машина №" + (i + 1));
String name = nameCar(scanner);
int speed = speedCar(scanner);
cars[i] = new Car(name, speed);
}
Race race = new Race();
Car winner = race.winner(cars);
System.out.println("Самая быстрая машина -" + winner.getName());
scanner.close();
}
private static String nameCar(Scanner scanner) {
while (true) {
System.out.println("Введите название машины");
String name = scanner.nextLine().trim();
if (name.isEmpty()) {
System.out.println("Ошибка: - Название машины не может быть пустым");
} else {
return name;
}
}
}
private static int speedCar(Scanner scanner) {
while (true) {
System.out.println("Введите скорость машины в пределах от " + MIN_SPEED + " до " + MAX_SPEED);
if (scanner.hasNextInt()) {
int speed = scanner.nextInt();
scanner.nextLine();
if (speed >= MIN_SPEED && speed <= MAX_SPEED) {
System.out.println("Скорость " + speed + "!");
return speed;
} else {
System.out.println("Ошибка: - Скорость введена неверно, необходимо ввести в пределах от " + MIN_SPEED + " до " + MAX_SPEED);
scanner.next();
}
}
}
}
}