Che [ ] whatChe={new Keche(1,"奥迪A4",500,4),
new Keche(2,"马自达6",400,4),
new Pika(3,"皮卡雪6",450,4,2),
new Keche(4," 金龙 ",800,20),
new Huoche(5,"松花江",400,4),
new Huoche(6,"依维柯",1000,20)};
假如我知道了new Keche(1,"奥迪A4",500,4)中的1,怎么调出500或者4?
慕数据3565510
huachun
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Stardust1001
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