diff --git a/app/controllers/exercise_controller.rb b/app/controllers/exercise_controller.rb
index 96faa005..7ca4f69b 100644
--- a/app/controllers/exercise_controller.rb
+++ b/app/controllers/exercise_controller.rb
@@ -728,6 +728,7 @@ class ExerciseController < ApplicationController
       ExerciseShixunAnswer.where(:exercise_question_id => @exercise.exercise_questions.pluck(:id)).destroy_all
       @exercise.update_attributes(:exercise_status => 1, :publish_time => nil, :end_time => nil, :unified_setting => 1)
       @exercise.exercise_group_settings.destroy_all
+      @exercise.exercise_user_questions.destroy_all
       @exercise.course_acts.destroy_all
       @exercise.tidings.destroy_all
       create_exercises_list @exercise
diff --git a/app/models/exercise.rb b/app/models/exercise.rb
index f0343311..5b81b1b3 100644
--- a/app/models/exercise.rb
+++ b/app/models/exercise.rb
@@ -30,6 +30,7 @@ class Exercise < ActiveRecord::Base
   end
 
   def create_user_question_list exercise_user_id
+    self.exercise_user_questions.where(exercise_user_id: exercise_user_id).destroy_all
     self.exercise_questions.where("question_type != 5").each do |question|
       ExerciseUserQuestion.create(exercise_id: self.id, exercise_user_id: exercise_user_id, exercise_question_id: question.id)
     end
diff --git a/app/views/challenges/_edit_evaluating_page.html.erb b/app/views/challenges/_edit_evaluating_page.html.erb
index 3dd94163..33e22610 100644
--- a/app/views/challenges/_edit_evaluating_page.html.erb
+++ b/app/views/challenges/_edit_evaluating_page.html.erb
@@ -191,7 +191,7 @@
           <label class="panel-form-label fl">系统评分占比：</label>
 
           <span class="fl mr20 ml10">
-                  <input type="radio" name="Proportion" value="Equal_proportion" id="Equal_proportion" class="ml5 mr5 magic-radio" onchange="startSystem_score_percentage()" />
+                  <input type="radio" name="Proportion" value="Equal_proportion" id="Equal_proportion" class="ml5 mr5 magic-radio" onchange="startSystem_score_percentage() " />
                   <label class="mt3" for="Equal_proportion">均分比例</label>
             </span>
 
@@ -330,7 +330,9 @@
     function startSystem_score_percentage(){
         getpercentage()
     }
-
+    // function customSystem_score_percentage(){
+    //
+    // }
     $(function(){
         //填写百分比初始化
         //$("#All_tests").attr('checked', 'checked');
@@ -422,15 +424,12 @@
         var maxnum=0;
         var percentagelist = document.getElementsByName("test_set[score][]");
 
-        if($("#Partial_test").is(":checked")) {
-            if ($("#Custom_ratio").is(":checked")) {
-                for (var i = 0; i < percentagelist.length; i++) {
-                    maxnum = maxnum+parseInt($(percentagelist[i]).val());
-
-                }
+        if ($("#Partial_test").is(":checked")) {
+            for (var i = 0; i < percentagelist.length; i++) {
+                maxnum = maxnum + parseInt($(percentagelist[i]).val());
             }
         }
-
+        console.log("######"+maxnum);
         if(maxnum != 100){
             $("#occupy_type").show()
             return
diff --git a/db/migrate/20190506070751_migrate_exercise_user_questions.rb b/db/migrate/20190506070751_migrate_exercise_user_questions.rb
new file mode 100644
index 00000000..3417cf67
--- /dev/null
+++ b/db/migrate/20190506070751_migrate_exercise_user_questions.rb
@@ -0,0 +1,30 @@
+class MigrateExerciseUserQuestions < ActiveRecord::Migration
+  def up
+    exercise = Exercise.where(:id => 1031).first
+    if exercise.present?
+      exercise.exercise_users.each do |exercise_user|
+        # 分配的实训题数量多于6个的（撤销发布过的学生会有12个题）则删除前六个题
+        if exercise_user.exercise_user_questions.where(:exercise_id => exercise.id).count > 6
+          exercise_user.exercise_user_questions[0..5].each do |question|
+            question.destroy
+          end
+        end
+
+        # 分数超过一百分的需要重新计算得分
+        if exercise_user.objective_score > 100.0
+          score = 0
+          ExerciseUserQuestion.where(exercise_user_id: exercise_user.id, exercise_id: exercise.id).each do |question|
+            question.exercise_shixun_challenges.each do |exercise_cha|
+              score += exercise_cha.exercise_shixun_answers.where(user_id => exercise_user.user_id).try(:score).to_f
+            end
+          end
+
+          exercise_user.update_attributes(score: score, objective_score: score)
+        end
+      end
+    end
+  end
+
+  def down
+  end
+end