interface IQuackStrategy {
    void quack();
}

class NormalQuack implements IQuackStrategy {
    public void quack() {
        System.out.println("quack");
    }
}

class SquiqQuack implements IQuackStrategy{
    public void quack(){
        System.out.println("squiq");
    }
}

class SilentQuack implements IQuackStrategy {
    public void quack() {

    }
}

interface ISwimStrategy {
    void swim();
}

class NormalSwim implements ISwimStrategy {
    public void swim() {
        System.out.println("angry swimming splashes");
    }
}

class CuteSwim implements ISwimStrategy {
    public void swim(){
        System.out.println("cute swimming splashes");
    }
}

class NoSwim implements ISwimStrategy {
    public void swim() {

    }
}

interface DisplayStrategy{
    void display();
}

class mallardDisplay implements DisplayStrategy{
    public void display(){
        System.out.println("Mallard goes meee");
    }
}

class RubberDuckDisplay implements DisplayStrategy{
    public void display(){
        System.out.println("Rubber goes hoo");
    }
}

class RedHeadDisplay implements DisplayStrategy{
    public void display(){
        System.out.println("RedHead goes woo");
    }
}

class NoDisplay implements DisplayStrategy{
    public void display(){
    }
}

interface FlyStrategy{
    void fly();
}

class NormalFly implements FlyStrategy{
    public void fly(){
        System.out.println("flying");
    }
}

class SlowFly implements FlyStrategy{
    public void fly(){
        System.out.println("flying slowly");
    }
}

class FastFly implements FlyStrategy{
    public void fly(){
        System.out.println("flying fast");
    }
}

class NoFly implements FlyStrategy{
    public void fly(){
        System.out.println("cannot fly");
    }
}


public class Duck {
    private IQuackStrategy quackStrategy;
    private ISwimStrategy swimStrategy;
    private DisplayStrategy displayStrategy;
    private FlyStrategy flyStrategy;

    public Duck(IQuackStrategy quackStrategy, ISwimStrategy swimStrategy, DisplayStrategy displayStrategy, FlyStrategy flyStrategy) {
        this.quackStrategy = quackStrategy;
        this.swimStrategy = swimStrategy;
        this.displayStrategy = displayStrategy;
        this.flyStrategy = flyStrategy;
    }

    public void Qauck() {
        quackStrategy.quack();
    }

    public void Swim() {
        swimStrategy.swim();
    }

    public void Display(){
        displayStrategy.display();
    }

    public void Fly(){
        flyStrategy.fly();
    }
}