/**
  * 删除竞赛学生
  *
  * @param request
  * @param name
  * @return
  */
 @RequestMapping("/delcompetionuser")
 public void delcompetionuser(HttpServletRequest request, HttpServletResponse response, int id) {
   try {
     PrintWriter out = response.getWriter();
     usercompetionService.remove(id);
     // examService.createExam(name, userId, competionId);
     String str = "{'sucess':'sucess'}";
     out.write(str);
   } catch (Exception e) {
     e.printStackTrace();
   }
 }