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报错了

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0小逮逮0

#1 Created at ... [Delete] [Delete and Lock User]

我写的:

public class Hello {
    public static void main(String[] args) {
        System.out.println("Hello, world!");
    }
}

然后报错:

hi.java:1: 错误: 类 Hello 是公共的, 应在名为 Hello.java 的文件中声明
public class Hello {
       ^
1 个错误

殷德好

#2 Created at ... [Delete] [Delete and Lock User]

把文件名改成“Hello.java”就行了

廖雪峰

#3 Created at ... [Delete] [Delete and Lock User]

回头看:第一个Java程序


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