diff --git a/app/controllers/student_work_controller.rb b/app/controllers/student_work_controller.rb
index cc858cc19..429f787e5 100644
--- a/app/controllers/student_work_controller.rb
+++ b/app/controllers/student_work_controller.rb
@@ -42,7 +42,6 @@ class StudentWorkController < ApplicationController
       end
     end
     @homework_commons = @course.homework_commons.order("created_at desc")
-    @homework_commons = @course.homework_commons.order("created_at desc")
     @score = @b_sort == "desc" ? "asc" : "desc"
     respond_to do |format|
       format.html
@@ -80,6 +79,11 @@ class StudentWorkController < ApplicationController
         stundet_work.late_penalty = 0
       end
       render_attachment_warning_if_needed(stundet_work)
+
+      if @homework.homework_type == 2       #编程作业，学生提交作品后计算系统得分
+
+      end
+
       if stundet_work.save
         respond_to do |format|
           format.html {