有个JSP的问题
<%@ page language="java" %>
<%
int luckNum;
luckNum=(int)(java.lang.Math.radom()*10);
session.setAttribute("LuckNum",String.valueOf(luckNum));
response.sendRedirect("diplaylucknum.jsp");
%>
<html>
<head>
<title></title>
</head>
<body>
</body>
</html>
谁能帮我看看我这是哪错了？
