很详细,但我照着安装后,出现错误:
java.lang.NullPointerException
at com.pku.judgeonline.common.FormattedOut.I(Unknown Source)
at com.pku.judgeonline.servlet.Index.doGet(Unknown Source)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:627)
……
希望有好心人能帮忙解决(联系jz_yxh@126.com),不胜感激!