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CmopleteCan.java
abstract class EmptyCan {
public abstract void sound(); //¸öü ¾øÀ½
public abstract void who(); //¸öü ¾øÀ½
}
abstract class IncompleteCan extends EmptyCan {
public void sound() {
System.out.println("EmptyCan: ºó ±øÅëÀº ¼Ò¸®°¡ ¿ä¶õÇÏ´Ù");
}
}
public class CompleteCan extends IncompleteCan {
public void who(){
System.out.println("EmptyCan: ³ª´Â ºó ±øÅëÀÔ´Ï´Ù.");
}
public void sayHello() {
System.out.println("NewCan: Ãß»óŬ·¡½º Å×½ºÆ®ÀÔ´Ï´Ù.");
}
public static void main(String args[]) {
CompleteCan cc = new CompleteCan();
cc.who();
cc.sound();
cc.sayHello();
}
}
C:\5>javac CompleteCan.java
C:\5>java CompleteCan
EmptyCan: ³ª´Â ºó ±øÅëÀÔ´Ï´Ù.
EmptyCan: ºó ±øÅëÀº ¼Ò¸®°¡ ¿ä¶õÇÏ´Ù
NewCan: Ãß»óŬ·¡½º Å×½ºÆ®ÀÔ´Ï´Ù.
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