数据统计，答题数量问题处理

fs-service-system/src/main/resources/mapper/store/FsUserMapper.xml

@@ -1057,7 +1057,7 @@
         SELECT
         (
         SELECT
-        count(fs_user.user_id )
+        count(distinct fs_user.user_id )
         FROM
         fs_course_answer_logs
         LEFT JOIN fs_user ON fs_user.user_id = fs_course_answer_logs.user_id