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P ublic class Test

[问答题]

P ublic class Test

{ public static void main(string args[])

{ superclass x=new subsubclass(10,20,30);

X show();

}

}

C lass superclass

{ int a,b;}

V oid show();

{ system.out.printin( a= +a+ \nb= +b);}

C lass subclass extends superclass

{int c;

S ubclass(int aa,int bb,int cc)

{ super(aa,bb);

C =cc;

}

}

C lass subsubclass extends subclass

{ int a;

S ubsubclass(int aa,int bb,int cc)

{ super(aa,bb,cc);

A =aa+bb+cc;

}

V oid show()

{ system.out.printin( a= +a+ \nb= +b+ \nc= +c);}

}

输出结果为:________________

_________________

_________________


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