diff --git a/app.py b/app.py
index 460bf36..21b83a8 100644
--- a/app.py
+++ b/app.py
@@ -7,7 +7,7 @@
 # create or refresh the database
 # $ python3 app.py
 
-from flask import Flask, request, render_template, send_from_directory, abort, redirect, session, url_for, send_file
+from flask import Flask, request, render_template, send_from_directory, abort, redirect, session, url_for, send_file, flash
 from flask_sqlalchemy import SQLAlchemy
 from sqlalchemy import func
 from flask_limiter import Limiter
@@ -193,7 +193,7 @@ def list(username):
         ps = ps.join(LikeRelation, Paper.id==LikeRelation.paper_id).filter(LikeRelation.username==username)
 
 
-    ps = ps.order_by(db.desc('like_num'))
+    ps = ps.order_by(db.desc('like_num'), db.desc('down_num'), db.desc('id'))
     pagination = ps.paginate(max_per_page=100)
     curr_year = date.today().year
     all_courses  = db.session.query(Paper.course,  func.count()).group_by(Paper.course).all()
@@ -256,6 +256,7 @@ def upload(username):
     db.session.add(paper)
     db.session.commit()
 
+    flash('上传成功')
     return redirect('.#part2')
 
 @app.route('/pastExam/<pid>/download')
diff --git a/templates/list.html b/templates/list.html
index 87d687e..c802bba 100644
--- a/templates/list.html
+++ b/templates/list.html
@@ -573,6 +573,12 @@
       <li>如有特殊授权需求请附上LICENSE，否则默认视为通过 CC BY-NC-SA 4.0 协议授权。请确保自己的上传行为不会侵犯他人合法权益。</li>
       </ul>`
     });
+
+    {% with messages = get_flashed_messages() %}
+      {% if messages %}
+      alert("{{messages[0]}}");
+      {% endif %}
+    {% endwith %}
   })
 
 </script>