修复problem统计错误

submission/views/oj.py

@@ -1,6 +1,7 @@
 
 from account.decorators import login_required, check_contest_permission
 from judge.tasks import judge_task
+# from judge.dispatcher import JudgeDispatcher
 from problem.models import Problem, ProblemRuleType, ContestProblem
 from contest.models import Contest, ContestStatus
 from utils.api import APIView, validate_serializer
@@ -11,9 +12,6 @@ from ..serializers import SubmissionSafeSerializer, SubmissionListSerializer
 from utils.cache import throttling_cache
 
 
-# from judge.dispatcher import JudgeDispatcher
-
-
 def _submit(response, user, problem_id, language, code, contest_id):
     # TODO: 预设默认值，需修改
     controller = BucketController(user_id=user.id,