diff --git a/app/controllers/games_controller.rb b/app/controllers/games_controller.rb
index a5cb1ece3..938d42c2f 100644
--- a/app/controllers/games_controller.rb
+++ b/app/controllers/games_controller.rb
@@ -10,9 +10,6 @@ class GamesController < ApplicationController
   include GamesHelper
   include ApplicationHelper
 
- 
-
-
   def show
     uid_logger("--games show start")
     # 防止评测中途ajaxE被取消;3改成0是为了处理首次进入下一关的问题
@@ -91,7 +88,6 @@ class GamesController < ApplicationController
     end
   end
 
-
   def jupyter
     # Jupyter没有challenge
     @myshixun = Myshixun.find_by_identifier params[:identifier]
diff --git a/app/views/challenges/show.json.jbuilder b/app/views/challenges/show.json.jbuilder
index cffe77ebb..fb86683b4 100644
--- a/app/views/challenges/show.json.jbuilder
+++ b/app/views/challenges/show.json.jbuilder
@@ -1,6 +1,6 @@
 # 导航栏公共数据
 json.partial! "challenges/top_common_data", shixun_identifier: @shixun.identifier
-json.(@challenge, :id, :subject, :task_pass, :difficulty, :score, :exec_time)
+json.(@challenge, :id, :subject, :task_pass, :difficulty, :score, :exec_time, :st)
 json.tags @challenge.challenge_tags.map(&:name)