在main函数中创建新对象时出错 No enclosing instance of type ooo is accessible. Must qualify the allocation with a

错误原因：No enclosing instance of type ooo is accessible. Must qualify the allocation with an enclosing instance of type ooo (e.g. x.new A() where x is an instance of ooo). 方法： 方法一：分为两个class 不用内部类 方法二：给内部

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