学生端个人练习管理，todo删除、练习

xiangpei

2024-05-09 7fead3526920951ed8f68d0f9aaf23fe632158ae

 src/main/java/com/mindskip/xzs/repository/QuestionSubjectMapper.java

@@ -29,4 +29,7 @@
    Integer removeSubjectId(Integer subjectId);

    List<QuestionSubject> getSubject(Integer id);

    /** 统计课目的题目数 */
    Integer countQuestionNum(@Param("subjects") List<Integer> subjects);
}