add class Cat

src/Cat.java

+
+public class Cat extends Pet {
+
+	public Cat() {
+		super();
+		// TODO Auto-generated constructor stub
+	}
+
+	public Cat(String name, String color) {
+		super(name, color);
+		// TODO Auto-generated constructor stub
+	}
+
+	@Override
+	public String voice() {
+		// TODO Auto-generated method stub
+		return "Meow Meow";
+	}
+
+	
+	
+}

src/Main.java

@@ -2,8 +2,8 @@
 public class Main {
 
 	public static void main(String[] args) {
-		Pet p = new Dog("Luffy","Brown");
-		System.out.println("Dog name is "+ p.getName() + " color is " + p.getColor()+" sound is " + p.voice());
+		Pet p = new Cat("Booky","Gray");
+		System.out.println("Cat name is "+ p.getName() + " color is " + p.getColor()+" sound is " + p.voice());
 	}
 
 }