上面(miàn ) wuzhikun12同(tóng )学写(xiě )的不(bú )错,但(dàn )我(wǒ )想还不能(néng )运行,并(bìng )且还(hái )不太完善我(wǒ )给(gěi )个能运行(háng )的(de )注意(yì )文件(jiàn )名为Testjava要(yào )实现对象(xiàng )间的比较(jiào ),就必须(xū )实现Comparable接(jiē )口,它里面有个compareTo方(fāng )法 Comparable最好使用(yòng )泛型
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