09-11

import java.util.Scanner;

public class Car {
    static Scanner scan = new Scanner(System.in);

    String model;
    double price;
    int year;

    public Car() {
        this.model = "";
        this.price = 0;
        this.year = 0;
    }

    public Car(String model, double price, int year) {
        this.model = model;
        this.price = price;
        this.year = year;
    }

    public void setModel(String model) {
        this.model = model;
    }

    public String getModel() {
        return this.model;
    }

    public void setPrice(double price) {
        this.price = price;
    }

    public double getPrice() {
        return price;
    }

    public void setYear(int year) {
        this.year = year;
    }

    public int getYear() {
        return year;
    }

    public static Car input(){
        Scanner scan = new Scanner(System.in);
        System.out.println("Enter model: ");
        String model = scan.nextLine();
        System.out.println("Enter price: ");
        double price = Double.parseDouble(scan.nextLine());
        System.out.println("Enter year: ");
        int year = Integer.parseInt(scan.nextLine());

        return new Car(model, price, year);
    }

    @Override
    public String toString() {
        return String.format("Model: %s%nPrice: %.2f%nYear: %d%n", this.model, this.price, this.year);
    }
}




import java.util.Scanner;

public class Cars {
    private Car[] arr;
    public Cars() {
        arr = null;
    }
    public void Add(Car c) {
        for (int i = 0; i < this.arr.length; i++) {
            if (this.arr[i] == null) {
                this.arr[i] = c;
                System.out.println("Added car successfully");
                return;
            }
        }
        System.out.println("There is no space");
        return;
    }

    public void input() {
        Scanner scan = new Scanner(System.in);
        System.out.println("Enter max: ");
        this.arr = new Car[Integer.parseInt(scan.nextLine())];
        for (int i = 0; i < this.arr.length; i++) {
            System.out.println("CAR:" + i );
            Add(Car.input());
        }
    }

    public String toString() {
        for (int i = 0; i < this.arr.length; i++) {
            arr[i].toString();
            System.out.println();
        }
        return null;
    }

    public void delete(String model) {
        for (int i = 0; i < this.arr.length; i++) {
            if (this.arr[i].getModel().equals(model)) {
                arr[i] = null;
                System.out.println("Deleted! " + model);
            }
        }
    }

}




public class CarTest {
    public static void main(String[] args) {
        Cars cars = new Cars();
        cars.input();
        cars.toString();
        cars.Add(Car.input());
        cars.delete("I8");
        cars.Add(Car.input());
        cars.toString();
    }
}