pets

package Pets;

public class Pet {
    int age;
    float weidth;
    float height;
    String color;

    public void sleep(){
        System.out.println("good night");
    }
    public void eat(){
        System.out.println("i'm very hungry");
    }
    public String say(String aWord){
        return "then i say: " + aWord;
    }
}



package Pets;

public class Fish extends Pet {
    int currentDepth=0;
    public int drive(int howDeep){
        currentDepth = currentDepth+howDeep;
        if (currentDepth>100){
            System.out.println("can't drive! it's too deep!");
            currentDepth=currentDepth-howDeep;
        }
        else {
            System.out.println("drive on deep "+howDeep+"m.");
            System.out.println("i'm on deep " + currentDepth
                    +" lover them water");
        }
        return currentDepth;
    }
    public String say(String somesing){
        return "pff, i can't talk!";
    }
}





package Pets;
import out.*;

public class PetMaster {
    public static void main(String[] args){

        Fish fifi = new Fish();
        fifi.drive(142);
        fifi.say("hey");



    }
}