fixbug

app/views/hack_user_lastest_codes/show.json.jbuilder

@@ -1,5 +1,5 @@
 json.hack do
-  json.(@hack, :name, :difficult, :time_limit, :description, :score, :identifier, :status, :praises_count)
+  json.(@hack, :id, :name, :difficult, :time_limit, :description, :score, :identifier, :status, :praises_count)
   json.language @hack.language
   json.username @hack.user.real_name
   json.code @my_hack.code