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阅读下列程序,请写出该程序的输出结果。 class B{ int b ; B(int x){b=x ;System.out.println("b="+b); } } class A extends B{ int a ; A(int x ,int y){ super(x) ; a=y; System.out.println("b="+b+",a="+a); } } public class a32{ public static void main(String[]args){ A obj=new A(1 ,2); } }
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