publicclassMammalIntimplementsAnimal{
publicvoideat(){System.out.println("Mammal eats"); 
}
publicvoidtravel(){System.out.println("Mammal travels"); }
publicintnoOfLegs(){return0; }publicstaticvoidmain(
Stringargs[]){MammalIntmnewMammalInt(); m.eat(); m.travel(); }
}