java程序运行结果题

java程序运行结果题

ClassLevel{Stringname=””;intheight,width;publicLevel(){;}{name=le.name;height=le.height;width=le.width;}publicLevel(Stringna,inth,intw){name=na;height=h;width=w;}

Class Level

{String name=””;

int height,width;

public Level(){;}

{name=le.name;

height=le.height;

width=le.width; }

public Level(String na,int h,int w)

{name=na;

height=h;

width=w;}

public int higherthen(Level t)

{return this.height-t.height;}

public void print()

{System.out.println(“class Level:”);

System.out.println(“Name=;”+name+”,Height=;”+height+”,Width=;”+width);}

}

Class Leve2 extends Level

{int width;

public Leve2(){;}

public Leve2(Level le, int h,int w)

{super(le);

height=h;

width=w;}

public int widerthen()

{return width-super.width;}

public void print()

{System.out.println(“class Leve2:”);

System.out.println(“Name=;”+name+”,Height=;”+height+”,Width=;”+width);}

}

Public class Lev_ex

{ public static void main(String args[])

{Level le1=new Leve1(“Tower_1”,50,20);

Leve2 le2=new Leve2(le1,40,25);

Le1.print();

Le2.print();

System.out.println(“Level is”+le1.higherthen(le2)+”highter then Leve2.”);

System.out.println(“Level is”+le2.widerthen()+”wider then Level.”);

}

}

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