java环境

http://www.iyunv.com/thread-65867-1-1.html

http://www.360doc.com/content/15/0525/19/21365845_473202952.shtml

https://pan.baidu.com/s/1tJVUDqc3YpwygtPM6QxD1w 提取码: 36s2

public class hello {

public static void main(String[] args) {
System.out.println("test");
}
}