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Написал логику для консольного приложения "24 часа Ле-Мана". #1

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Написал логику для консольного приложения "24 часа Ле-Мана". #1

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f7a2674
Написал логику для консольного приложения "24 часа Ле-Мана".
eelkaaa Aug 22, 2026
a92875e
Доработал логику по проверке пустого поля в названии машин. А также п…
eelkaaa Aug 22, 2026
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66 changes: 64 additions & 2 deletions src/main/java/Main.java
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Original file line number Diff line number Diff line change
@@ -1,6 +1,68 @@
import java.util.Scanner;

public class Main {
public static void main(String[] args) {
System.out.println("Hello world!");
Car[] cars = new Car[3];
Race race = new Race();

Scanner scanner = new Scanner(System.in);

for (int i = 0; i < cars.length; i++) {
String name;
System.out.println("Введите название машины №" + (i + 1));
while (true) {
name = scanner.nextLine();
if (!name.isEmpty()) {
break;
} else {
System.out.println("У каждой машины есть название! Тут не может быть пусто :(");
}
}

int speed;
System.out.println("Введите скорость машины №" + (i + 1));
while (true) {
// Столкнулся с проблемой проверки пустого ввода и значений "abc/#$%" или "2.50" в int
// Решение через try/catch подсказал ИИ, так как способы проверки вводимых данных через scanner на курсе ещё не проходили :)
Comment on lines +25 to +26

@sukhoikms27 sukhoikms27 Aug 22, 2026

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👍

try {
speed = Integer.parseInt(scanner.nextLine());
if (speed > 0 && speed <= 250) {
cars[i] = new Car(name, speed);
race.choosingLeader(cars[i]);
break;
} else {
System.out.println("Введена неверная скорость, введите скорость от 0 до 250!");
}
} catch (NumberFormatException e) {
System.out.println("Введите целочисленное число!");
}
}
}

System.out.println("Самая быстрая машина " + race.raceLeader);

}
}
}

class Car {
String carName;
int speed;
Car(String carName, int speed) {
this.carName = carName;
this.speed = speed;
}
}

class Race {
String raceLeader = "";
int leaderDistance = 0;
public void choosingLeader (Car cars) {
int distance = 24 * cars.speed;

if (distance > leaderDistance) {
raceLeader = cars.carName;
leaderDistance = distance;
}
}
}