diff --git a/UML-diagramms_Car.png b/UML-diagramms_Car.png
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Binary files /dev/null and b/UML-diagramms_Car.png differ
diff --git a/hw_3.java b/hw_3.java
new file mode 100644
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--- /dev/null
+++ b/hw_3.java
@@ -0,0 +1,104 @@
+enum TypeCar{
+    SEDAN,
+    PICKUP 
+    }
+    
+enum TypeFuel{   
+    GASOLIN,
+    DISEL
+}
+    
+enum TypeGearBox{
+    MT,
+    AT  
+}
+
+abstract class Car
+{
+    private String make;
+    private String model;
+    private Color color;
+    private TypeCar bodyType;
+    private int numberWheels;
+    private TypeFuel fuelType;
+    private TypeGearBox gearboxType;
+    private double engineCapacity;
+
+    public void movement(){}
+    public void maintenance(){}
+    public boolean gearShifting(){return true;}
+    public boolean switchHeadlights(){return true;}
+    public boolean switchWipers(){return true;}
+
+    public void setMake(String make){this.make = make; }
+    public String getMake(){return make;}
+
+    public void setModel(String model){this.model = model; }
+    public String getModel(){return model;}
+
+    public void setColor(Color color){this.color = color;}
+    public Color getColor(){return color;}
+
+    public void setBodyType(TypeCar bodyType){this.bodyType = bodyType;}
+    public TypeCar getBodyType(){return bodyType;}
+    
+    public void setNumberWheels(int numberWheels){this.numberWheels = numberWheels;}
+    public int getNumberWheels(){return numberWheels;}
+    
+    public void setFuelType(TypeFuel fuelType){this.fuelType = fuelType;}
+    public TypeFuel getFuelType(){return fuelType;}
+    
+    public void setGearboxType(TypeGearBox gearboxType){this.gearboxType = gearboxType;}
+    public TypeGearBox getGearboxType(){return gearboxType;}
+    
+    public void setEngineCapacity(double engineCapacity){this.engineCapacity = engineCapacity;}
+    public double getEngineCapacity(){return engineCapacity;}
+}
+    
+class PickUp extends Car implements Refueling,Wiping
+{
+    private int loadCapacity;
+    
+    @Override
+    public void fuel() {}
+
+    @Override
+    public void wipWindshield(){}
+
+    @Override
+    public void wipHeadlights(){}
+
+    @Override
+    public void wipMirrors(){}
+    
+    public int getLoadCapacity() {return loadCapacity;}
+    public void setLoadCapacity(int loadCapacity) {this.loadCapacity = loadCapacity;}
+}
+    
+class FutureCar extends Car
+{
+    FutureCar()
+    {
+        this.setNumberWheels(3);
+    }
+
+    @Override
+    public void movement()
+    {
+        fly();
+    }
+    
+    private void fly(){}
+}
+
+interface Refueling 
+{
+    void fuel();
+}
+
+interface Wiping 
+{
+    void wipWindshield();
+    void wipHeadlights();
+    void wipMirrors();
+}