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【单选题】

publicclassPet{privateStringname;publicPet(){System.out.print(1);}publicPet(Stringname){System.out.print(2);}}publicclassDogextendsPet{publicDog(){System.out.print(4);}publicDog(Stringname){super(name);System.out.print(3);}}执行newDog(棕熊”);后程序输出是哪项?()

A.
33
B.
13
C.
23
D.
123
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题目标签:后程输出棕熊
参考答案:
参考解析:
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