Hello Sasha. I did pull request homework

.gitignore

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+.idea
+README.md
+pointer-composition2.iml
+./out

src/Body.java

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+public class Body {
+    private String Color;
+
+    public Body(String color) {
+        Color = color;
+    }
+
+    public void setColor(String color) {
+        Color = color;
+    }
+
+    public String getColor() {
+        return Color;
+    }
+    public void ColorDisplay(){
+        System.out.println("Цвет вашего авто = " + Color);
+    }
+}

src/Car.java

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+public class Car {
+    private String Mark = "Lamborghini";
+    private String Model = "Diablo";
+    SteeringWheel steeringWheel;
+    Wheel wheel;
+    Body body;
+
+    Car(){
+        this.steeringWheel = new SteeringWheel(32);
+        this.wheel = new Wheel(21);
+        this.body = new Body("Black");
+    }
+
+    public String getMark() {
+        return Mark;
+    }
+
+    public void setMark(String mark) {
+        Mark = mark;
+    }
+
+    public String getModel() {
+        return Model;
+    }
+
+    public void setModel(String model) {
+        Model = model;
+    }
+    public void CarModelMarkDisplay(){
+        System.out.println("Марка ато: " + getMark());
+        System.out.println("Модель ато: " + getModel());
+    }
+}

src/Main.java

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+public class Main {
+    public static void main(String[] args) {
+        Car car = new Car();
+        car.CarModelMarkDisplay();
+        car.steeringWheel.SteeringWheelDisplay();
+        car.wheel.wheelDisplay();
+        car.body.ColorDisplay();
+    }
+}

src/SteeringWheel.java

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+public class SteeringWheel {
+    private String SteeringWheelLeft = "Left";
+    private String SteeringWheelRight = "Right";
+    private int SteeringWheelRadius;
+
+    public SteeringWheel(int steeringWheelRadius) {
+        SteeringWheelRadius = steeringWheelRadius;
+    }
+
+    public String getSteeringWheelLeft() {
+        return SteeringWheelLeft;
+    }
+
+    public void setSteeringWheelLeft(String steeringWheelLeft) {
+        SteeringWheelLeft = steeringWheelLeft;
+    }
+
+    public String getSteeringWheelRight() {
+        return SteeringWheelRight;
+    }
+
+    public void setSteeringWheelRight(String steeringWheelRight) {
+        SteeringWheelRight = steeringWheelRight;
+    }
+
+    public int getSteeringWheelRadius() {
+        return SteeringWheelRadius;
+    }
+
+    public void setSteeringWheelRadius(int steeringWheelRadius) {
+        SteeringWheelRadius = steeringWheelRadius;
+    }
+
+    public void SteeringWheelDisplay() {
+        System.out.println("Радиус руля = " + getSteeringWheelRadius());
+    }
+}

src/Wheel.java

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+public class Wheel {
+    private int [] wheels = new int[4];
+    private int wheelRadius;
+
+    public Wheel(int wheelRadius) {
+        this.wheelRadius = wheelRadius;
+    }
+
+    public int[] getWheels() {
+        return wheels;
+    }
+
+    public void setWheels(int[] wheels) {
+        this.wheels = wheels;
+    }
+
+    public int getWheelRadius() {
+        return wheelRadius;
+    }
+
+    public void setWheelRadius(int wheelRadius) {
+        this.wheelRadius = wheelRadius;
+    }
+
+    public void setWheelsRadius(){
+        wheels [0] = wheelRadius;
+        wheels [1] = wheelRadius;
+        wheels [2] = wheelRadius;
+        wheels [3] = wheelRadius;
+    }
+    public void wheelDisplay(){
+        for (int i = 0; i < wheels.length; i++){
+            System.out.println("Радиус колеса = " + wheelRadius);
+        }
+    }
+}