public abstract class IHuman {
    public abstract String getName();
    public abstract void setName(String name);

    public abstract float getHeight();
    public abstract void setHeight(float height);

    public abstract float getWeight();
    public abstract void setWeight(float weight);

    public abstract Gender getGender();
    public abstract void setGender(Gender gender);

    public abstract int getAge();
    public abstract void setAge(int age);
}