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//Title of this code //'main' method must be in a class 'Rextester'. //Compiler version 1.8.0_45 import java.util.*; import java.lang.*; class Rextester { public static void main(String args[]) { Animal ani = new Animal(); ani.Cry(); Dog dog = new Dog(); dog.Cry(); } } // 선조클래스 class Animal{ public void Cry(){ System.out.println("Grr~"); } } // 상속클래스 class Dog extends Animal{ @Override public void Cry(){ System.out.println("Wal~~"); } }
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