public abstract class Pet {
    private String name;
    private String type;
    
    public Pet(String name) {
        this.name = name;
    }
    
    public void setType(String type) {
        this.type = type;
    }
    
    public String getName() {
        return name;
    }
    
    public String getType() {
        return type;
    }
    
    public abstract String speak();
}