課程

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/Java入門第二季 升級版

public?class?Test?{	
public?static?void?main(String[]?args)?{		
Trans?t=new?Trans();		
Trans?t1=new?Bus();		
Trans?t2=new?Airplane();		
Trans?t3=new?Ship();		
t.show();		
t1.show();		
t2.show();		
t3.show();	}}