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Добавлена логика для гонки 24-часа Ле-Мана #1

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Добавлена логика для гонки 24-часа Ле-Мана #1

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9 changes: 9 additions & 0 deletions src/main/java/Car.java
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Original file line number Diff line number Diff line change
@@ -0,0 +1,9 @@
public class Car {
String name;
int speed;

Car(String name, int speed) {
this.name = name;
this.speed = speed;
}
}
59 changes: 57 additions & 2 deletions src/main/java/Main.java
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Original file line number Diff line number Diff line change
@@ -1,6 +1,61 @@
import java.util.HashSet;
import java.util.Scanner;
import java.util.concurrent.TimeUnit;

public class Main {
public static void main(String[] args) {
System.out.println("Hello world!");
public static void main(String[] args) throws InterruptedException {
Scanner scanner = new Scanner(System.in);
final int distance = 24;
final int countCar = 3;
final int minSpeed = 0;
final int maxSpeed = 250;
// Использую Set, т.к. считаю, что в гонке не может учавствовать две машины с одинаковым названием и скоростью
HashSet<Car> cars = new HashSet<>();

System.out.println("Добро пожаловать на гонку «24 часа Ле-Мана»! Давайте определим победителя!");
for (int i = 1; i <= countCar; i++) {
String carName;
int carSpeed;

System.out.printf(
"Укажите название машины под номером %d...\n",
i
);
carName = scanner.next();

System.out.println("Укажите ее скорость...");
while(true) {
if (scanner.hasNextInt()) {
carSpeed = scanner.nextInt();
if (carSpeed <= minSpeed || carSpeed > maxSpeed) {
printFailSpeedMassage();
} else {
break;
}
} else {
printFailSpeedMassage();
scanner.next();
}
}

cars.add(new Car(carName, carSpeed));
}
scanner.close();

System.out.println("\nГонка началась, скоро мы узнаем победителя!\n");
// Имитация продолжительности заезда
TimeUnit.SECONDS.sleep(3);

Race race = new Race(cars, distance);
Car winner = race.run();

System.out.printf(
"Победила машина с именем «%s»!\n",
winner.name
);
}

public static void printFailSpeedMassage() {
System.out.println("Введено неверное значение, попробуйте еще раз!");
}
}
29 changes: 29 additions & 0 deletions src/main/java/Race.java
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import java.util.ArrayList;
import java.util.HashMap;
import java.util.HashSet;

public class Race {
ArrayList<Car> cars;
int distance;
Car winner;

Race(HashSet<Car> cars, int distance) {
this.cars = new ArrayList<>(cars);
this.distance = distance;
}

public Car run() {
int maxMileage = 0;
int carMileage;

for (Car car : cars) {
carMileage = car.speed * distance;
if (carMileage > maxMileage) {
maxMileage = carMileage;
winner = car;
}
}
return winner;
}
}