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45 changes: 45 additions & 0 deletions src/main/java/Car.java
Original file line number Diff line number Diff line change
@@ -0,0 +1,45 @@
import java.util.Scanner;

public class Car {
private final Scanner scanner = new Scanner(System.in);
String name;
int speed;

public Car() {
}

public Car(String name, int speed) {
this.name = name;
this.speed = speed;
}

public String checkNameCar() {
String name;
while (true) {
if (scanner.hasNextLine()) {
name = scanner.nextLine();
if (!name.trim().isEmpty()) {
return name;
}
} else {
System.out.println("название автомобиля не может быть пустым");
scanner.nextLine();
}
}
}

public int checkMaxCarSpeed() {
int speed;
while (true) {
if (scanner.hasNextInt()) {
speed = scanner.nextInt();
if (speed > 0 && speed <= 250) {
return speed;
}
} else {
System.out.println("Нечисловое значение скорости, дробное значение скорости, скорость вне допустимого диапазона от 0 до 250");
scanner.next();
}
}
}
}
23 changes: 22 additions & 1 deletion src/main/java/Main.java
Original file line number Diff line number Diff line change
@@ -1,6 +1,27 @@

public class Main {
public static void main(String[] args) {
System.out.println("Hello world!");
Race race = new Race();
Car carNumberOne = new Car();
System.out.println("Введите название машины №1:");
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Рекомендация:
Для запроса данных хорошо бы подошёл один из циклов, к примеру, for. Он бы помог избежать не нужного дублирования кода

carNumberOne.name = carNumberOne.checkNameCar();
System.out.println("Введите скорость машины №1:");
carNumberOne.speed = carNumberOne.checkMaxCarSpeed();

Car carNumberTwo = new Car();
System.out.println("Введите название машины №2:");
carNumberTwo.name = carNumberTwo.checkNameCar();
System.out.println("Введите скорость машины №2:");
carNumberTwo.speed = carNumberTwo.checkMaxCarSpeed();

Car carNumberThree = new Car();
System.out.println("Введите название машины №3:");
carNumberThree.name = carNumberThree.checkNameCar();
System.out.println("Введите скорость машины №3:");
carNumberThree.speed = carNumberThree.checkMaxCarSpeed();

System.out.println("Самая быстрая машина: " +
race.checkLeader(carNumberOne, carNumberTwo, carNumberThree)
);
}
}
27 changes: 27 additions & 0 deletions src/main/java/Race.java
Original file line number Diff line number Diff line change
@@ -0,0 +1,27 @@
public class Race {
String leader;
int distance;

//Дистанция = время (24) * скорость
public int getDistance(int speed) {
distance = 24 * speed;
return speed;
}

public String checkLeader(Car carNumberOne,
Car carNumberTwo,
Car carNumberThree) {
int one = getDistance(carNumberOne.speed);
int two = getDistance(carNumberTwo.speed);
int three = getDistance(carNumberThree.speed);

if (one > two && one > three) {
leader = carNumberOne.name;
} else if (two > one && two > three) {
leader = carNumberTwo.name;
} else if (three > one && three > two) {
leader = carNumberThree.name;
}
return leader;
}
}