public class Zoo {
 
    public static void main(String[] args){
 
 
        Father2 father=new Son2();
        System.out.println(father.name);
        System.out.println(father.greeting());
 
    }
}
 
 
 
class Father2{
    String name="Father";
    String getName(){
        return name;
    }
    String greeting(){
        return "calss father";
    }
}
 
 
class Son2 extends Father2{
    String mame="son";
    String greeting(){
        return "class son";
    }
 
 
}

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