问一下，为什么我会报错？怎么解决呢？我要怎么改呢？/*还要超过30个字，没有办法*/，

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怎么解决呢？我要怎么改呢？/还要超过30个字，没有办法/，谢谢大家

weight=weight+stus[i].getWeight();

getWeight()那里要填：return this.weight;


觉得有用的话采纳一下哈

最后填的下面改为weight = weight+stu[i].getWeight()

weight是Student的私有变量，无法直接通过a.weight的形式访问；所以正确应该是weight = weight+stu[i].getWeight()