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Работа 1 #1

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8e77d0f
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FarikZet Sep 15, 2026
6dabc9e
Update Main.java
FarikZet Sep 15, 2026
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98 changes: 95 additions & 3 deletions src/main/java/Main.java
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Original file line number Diff line number Diff line change
@@ -1,6 +1,98 @@

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 findLeader(Car[] cars) {
Car leader = null;
int maxDistance = -1;

for (Car car : cars) {
int distance = car.getSpeed() * RACE_DURATION_HOURS;
if (distance > maxDistance) {
maxDistance = distance;
leader = car;
}
}
return leader;
}
}

public class Main {
public static void main(String[] args) {
System.out.println("Hello world!");
private static final int MIN_SPEED = 1;
private static final int MAX_SPEED = 250;
private static final int CARS_COUNT = 3;

public static void main(String[] args) {
Scanner scanner = new Scanner(System.in);
Car[] cars = new Car[CARS_COUNT];

for (int i = 0; i < CARS_COUNT; i++) {
System.out.println("Автомобиль №" + (i + 1));

String name = readValidName(scanner);
int speed = readValidSpeed(scanner);

cars[i] = new Car(name, speed);
}

Race race = new Race();
Car winner = race.findLeader(cars);

System.out.println("Самая быстрая машина: " + winner.getName());

scanner.close();
}

private static String readValidName(Scanner scanner) {
while (true) {
System.out.print("Введите название автомобиля: ");
String name = scanner.nextLine().trim();

if (name.isEmpty()) {
System.out.println("Ошибка: название не может быть пустым. Попробуйте снова.");
} else {
return name;
}
}
}

private static int readValidSpeed(Scanner scanner) {
while (true) {
System.out.print("Введите скорость автомобиля (целое число от " + MIN_SPEED + " до " + MAX_SPEED + "): ");

if (scanner.hasNextInt()) {
int speed = scanner.nextInt();
scanner.nextLine();

if (speed >= MIN_SPEED && speed <= MAX_SPEED) {
return speed;
} else {
System.out.println("Ошибка: скорость должна быть от " + MIN_SPEED + " до " + MAX_SPEED + ". Попробуйте снова.");
}
} else {
System.out.println("Ошибка: нужно ввести целое число. Дробные значения не допускаются. Попробуйте снова.");
scanner.nextLine();
}
}
}
}
}