diff --git a/account/views/oj.py b/account/views/oj.py
index 583fddf..5218782 100644
--- a/account/views/oj.py
+++ b/account/views/oj.py
@@ -377,6 +377,7 @@ class UserRankAPI(APIView):
     def get(self, request):
         rule_type = request.GET.get("rule")
         username = request.GET.get("username")
+        n = request.GET.get("n")
         if not username:
             username = ""
         if rule_type not in ContestRuleType.choices():
@@ -384,7 +385,7 @@ class UserRankAPI(APIView):
         profiles = UserProfile.objects.filter(user__admin_type=AdminType.REGULAR_USER, user__is_disabled=False,\
                                               user__username__icontains=username).select_related("user")
         if rule_type == ContestRuleType.ACM:
-            profiles = profiles.filter(submission_number__gt=0).order_by("-accepted_number", "submission_number")
+            profiles = profiles.filter(accepted_number__gte=n).order_by("-accepted_number", "submission_number")
         else:
             profiles = profiles.filter(total_score__gt=0).order_by("-total_score")
         return self.success(self.paginate_data(request, profiles, RankInfoSerializer))