Same code, same compiler, same windows computer, why not on a different computer

Hope to adopt ha, thank you!
Because your semicolon here should be Chinese, change it to English

No jdk configuration;

Whether to download jdk first. If you download the jdk. Need to configure the JDK environment variable reference < br / > < a href = "https://blog.csdn.net/weixin_72984629/article/details/126740806" Target = "_blank" > < span > https://blog.csdn.net/weixin_72984629/article/details/126740806 < / span > < / a > < br / >, then click on the image position, configuring JDK

Another computer on which JDK is not installed or configured environment variables, and your IDEA also need JDK configuration

Check whether the environment is the same, whether there is an environment missing installation or running version is different