fix

Author: null-null-programming

app.py

@@ -159,7 +159,7 @@ def submit():
     params = {
         'title': request.form.get('title'),
         'description': request.form.get('description'),
-        'contestname': _normalize_contestname(request.form.get('contest_name')),
+        'contestname': _normalize_contestname(request.form.get('contestname')),
         'problem_id':request.form.get('problem_id'),
         'url': request.form.get('url'),
         'like':int(0),