diff --git a/AES-front/src/api/user.js b/AES-front/src/api/user.js
index 227a4dd..c32ec68 100644
--- a/AES-front/src/api/user.js
+++ b/AES-front/src/api/user.js
@@ -19,5 +19,11 @@ export default {
   updateUserPwd: (data) => request.post('/user/editUserPassword', data),
   signUser: (data) => request.post('/user/signUser', data, { noNeedToken: true }),
 
+  //班级相关
   takeClassByInviteCode: (data) => request.post('/classes/takeClassByInviteCode', data), //加入班级
+
+
+  //作业题目部分
+  getExamList: (data) =>request.post('/problem/getExamList')//学生获取作业列表
+
 }
diff --git a/AES-front/src/views/user/exam-list/components/exam-actions.vue b/AES-front/src/views/user/exam-list/components/exam-actions.vue
index 198b91a..e32c949 100644
--- a/AES-front/src/views/user/exam-list/components/exam-actions.vue
+++ b/AES-front/src/views/user/exam-list/components/exam-actions.vue
@@ -1,12 +1,12 @@
 <template>
   <div flex-col gap-y-10>
-    <n-button type="primary" size="small" @click="onStart">鍙傚姞</n-button>
+    <n-button type="primary" size="small" @click="onStart">杩涘叆</n-button>
     <n-button type="success" size="small" @click="onGrade">鎴愮哗</n-button>
   </div>
 </template>
 
 <script setup>
-// 鎺у埗鈥滃弬鍔犫�濇寜閽湪鐭椂闂村唴鍙兘琚偣鍑讳竴娆★紝璇ユ寜閽嫢鐭椂闂村唴澶氭鐐瑰嚮浼氬嚭鐜�
+// 鎺у埗鈥滆繘鍏モ�濇寜閽湪鐭椂闂村唴鍙兘琚偣鍑讳竴娆★紝璇ユ寜閽嫢鐭椂闂村唴澶氭鐐瑰嚮浼氬嚭鐜�
 // 鈥淩edis鏈惎鍔ㄢ�濄�佲�滄彁浜ゆ湰棰樹笉鑳借繃蹇�,璇风◢鍚庨噸璇曗�濈瓑閿欒
 const isClicked = ref(false)
 
diff --git a/AES-front/src/views/user/exam-list/index.vue b/AES-front/src/views/user/exam-list/index.vue
index d178539..58e57b6 100644
--- a/AES-front/src/views/user/exam-list/index.vue
+++ b/AES-front/src/views/user/exam-list/index.vue
@@ -1,7 +1,223 @@
 <template>
-<h1>浣滀笟鍒楄〃</h1>
+  <CommonPage show-footer>
+    <n-data-table
+        remote
+        :single-line="false"
+        :columns="columns"
+        :data="examList"
+        :loading="loading"
+        :pagination="paginationReactive"
+        :row-key="rowKey"
+        :scroll-x="900"
+        @update:page="onChangePage"
+    />
+  </CommonPage>
 </template>
 
 <script setup>
+import { ref, reactive, onMounted } from 'vue'
+import api from '@/api/user'
+import ExamActions from './components/exam-actions.vue'
+import { formatDateTime, getToken } from '@/utils'
+import { useUserStore } from '@/store'
+import { useRouter } from 'vue-router'
+import { useCountdown } from '@/composables'
+
+const userStore = useUserStore()
+const router = useRouter()
+
+const loading = ref(true)
+const examList = ref([])
+const countdownControllers = {}
+
+const paginationReactive = reactive({
+  page: 1,
+  pageSize: 10,
+  prefix({ itemCount }) {
+    return `鎬诲叡 ${itemCount} 鏉
+  },
+})
+
+const onStartExam = async (exam) => {//鐐瑰嚮杩涘叆鎺т欢鐨勯�昏緫
+  const { status, id, type } = exam
+
+    try {
+      await api.addExamInfo({ id })
+      if (type == 'iTraining') {
+        router.push({ name: 'TrainingIndex', params: { examId: id } })
+      } else {
+        router.push({ name: 'ContestIndex', params: { examId: id } })
+      }
+    } catch (err) {
+      console.log(err)
+    }
+}
+
+const onViewScore = (exam) => {//鐐瑰嚮鎴愮哗鎺т欢鐨勯�昏緫
+  var trainingViewScore = ''
+  if (exam.type == 'iTraining') {
+    trainingViewScore = 'iTraining'
+  } else {
+    trainingViewScore = exam.studentViewScore
+  }
+  const examId = exam.id
+  const problemNum = exam.problemNum
+  switch (trainingViewScore) {
+    case 'System':
+      if (parseInt(problemNum) <= 10) {
+        router.push({ name: 'ContestScoreRankStatus', params: { examId }, query: { fromclient: false }  })
+      } else {
+        router.push({ name: 'ContestScoreTop10', params: { examId }, query: { fromclient: false }  })
+      }
+      break
+    case 'RankAndStatus':
+      router.push({ name: 'ContestScoreRankStatus', params: { examId }, query: { fromclient: false }  })
+      break
+    case 'OnlyRank':
+      router.push({ name: 'ContestScoreOnlyRank', params: { examId }, query: { fromclient: false } })
+      break
+    case 'Top10':
+      router.push({ name: 'ContestScoreTop10', params: { examId }, query: { fromclient: false }  })
+      break
+    case 'iTraining':
+      router.push({ name: 'TrainingScoreTrainRank', params: { examId }, query: { fromclient: false }  })
+      break
+    case 'NoScorePage':
+      $message.warning("褰撳墠浣滀笟涓嶈兘鏌ョ湅鎴愮哗");
+      break
+    default:
+  }
+
+}
+
+const columns = [
+  {
+    key: 'name',
+    title: '浣滀笟鍚嶇О',
+    fixed: 'left',
+    width: 150,
+    align: 'center',
+  },
+  {
+    key: 'description',
+    title: '鎻忚堪淇℃伅',
+  },
+  {
+    key: 'starttime',
+    title: '寮�濮嬫椂闂�',
+    width: '108',
+    align: 'center',
+    render: (row) => {
+      return row['starttime'] ? formatDateTime(row['starttime']) : ''
+    },
+  },
+  {
+    key: 'endtime',
+    title: '缁撴潫鏃堕棿',
+    width: '108',
+    align: 'center',
+    render: (row) => {
+      return row['endtime'] ? formatDateTime(row['endtime']) : ''
+    },
+  },
+
+  {
+    key: 'status',
+    title: '鐘舵��',
+    width: '116',
+    render: (row, idx) => {
+      if (countdownControllers[row.id]) {
+        const { leftTime, minute, second } = countdownControllers[row.id]
+        if (leftTime.value <= 0) {
+          examList.value[idx].status = '鑰冭瘯杩涜涓�'
+          return '鑰冭瘯杩涜涓�'
+        }
+        return `杩樻湁${minute.value}鍒�${second.value}绉抈
+      }
+      return row.status
+    },
+  },
+
+  {
+    key: 'actions',
+    title: '鎿嶄綔',
+    width: '80',
+    fixed: 'right',
+    render(row) {
+      // console.log(toRaw(row))
+      return h(ExamActions, {
+        onClickStart: () => onStartExam(row),
+        onClickGrade: () => onViewScore(toRaw(row)),
+      })
+    },
+  },
+]
+
+
+
+const queryByPage = async (currentPage) => {
+  loading.value = true
+  //鍏堟竻鐞嗘墍鏈夊畾鏃跺櫒
+  for (let key in countdownControllers) {
+    countdownControllers[key].clearCountdown()
+  }
+  try {
+    const res = await api.getExamList({
+      pageNum: currentPage,
+      pageSize: paginationReactive.pageSize,
+    })
+    examList.value = res.data // 鍋囪杩斿洖鐨勬暟鎹湪 res.data 涓�
+    const { pageNum, pageSize, total, list } = res.data
+    paginationReactive.page = pageNum
+    paginationReactive.pageSize = pageSize
+    paginationReactive.itemCount = total
+    examList.value = list
+
+    // 娣诲姞鍊掕鏃舵帶鍒�
+    examList.value.forEach((exam) => {
+      // 璺濈鑰冭瘯涓嶅埌1h,寮�濮嬪�掕鏃�
+      if (exam.status.startsWith('杩樻湁')) {
+        // 鏍煎紡锛�"杩樻湁" + minute + ":" + second
+        const [minute, second] = exam.status.replace('杩樻湁', '').split(':')
+        countdownControllers[exam.id] = useCountdown()
+        countdownControllers[exam.id].startCountdown(Number(minute) * 60 + Number(second))
+      }
+    })
+  } catch (err) {
+    console.log(err)
+  } finally {
+    loading.value = false
+  }
+}
+
+const onChangePage = (page) => {
+  paginationReactive.page = page
+  if (!loading.value) {
+    queryByPage(page)
+  }
+}
+const onUpdatePageSize = (pageSize) => {
+  paginationReactive.pageSize = pageSize
+  paginationReactive.page = 1
+  queryByPage(1)
+}
+
+const rowKey = (rowData) => {
+  return rowData.id
+}
+
+onMounted(() => {
+  queryByPage(paginationReactive.page)
+})
+
+//閿�姣佸�掕鏃�
+onBeforeUnmount(() => {
+  for (let key in countdownControllers) {
+    countdownControllers[key].clearCountdown()
+  }
+})
+
+
+
 
 </script>
diff --git a/AES-front/src/views/user/index.vue b/AES-front/src/views/user/index.vue
index f7534e3..fba6cfc 100644
--- a/AES-front/src/views/user/index.vue
+++ b/AES-front/src/views/user/index.vue
@@ -95,7 +95,7 @@ img.shadow-img {
 /* 鏂囧瓧璇存槑鏍峰紡 */
 .index-right-div {
   margin-left: 35px;
-  width: 400px;
+  width: 300px;
 }
 
 /* 淇敼鏂囧瓧璇存槑鏍峰紡锛屾坊鍔犳偓鍋滄晥鏋� */
diff --git a/AES-front/src/views/user/problem/index.vue b/AES-front/src/views/user/problem/index.vue
new file mode 100644
index 0000000..4bb1816
--- /dev/null
+++ b/AES-front/src/views/user/problem/index.vue
@@ -0,0 +1,13 @@
+<template>
+
+</template>
+
+<script>
+export default {
+  name: "index"
+}
+</script>
+
+<style scoped>
+
+</style>
\ No newline at end of file
diff --git a/AES-front/src/views/user/take-class/index.vue b/AES-front/src/views/user/take-class/index.vue
index 393d9d7..8e2fb8a 100644
--- a/AES-front/src/views/user/take-class/index.vue
+++ b/AES-front/src/views/user/take-class/index.vue
@@ -63,7 +63,7 @@ const handleValidateButtonClick = ()=>{
 }
 .lead
 {
-  font-size:1.25rem;
+  font-size:1.4rem;
   font-weight:300
 }
 .divCode{
diff --git a/AES/src/main/java/com/example/aes/problem/controller/ProblemController.java b/AES/src/main/java/com/example/aes/problem/controller/ProblemController.java
new file mode 100644
index 0000000..a194e89
--- /dev/null
+++ b/AES/src/main/java/com/example/aes/problem/controller/ProblemController.java
@@ -0,0 +1,72 @@
+package com.example.aes.problem.controller;
+
+
+import com.example.aes.global.model.DecodeToken;
+import com.example.aes.global.model.RespBean;
+import com.example.aes.problem.model.PMProblem;
+import com.example.aes.problem.service.ProblemServiceI;
+import com.example.aes.user.dao.AccountDao;
+import com.example.aes.user.model.Adminusers;
+import com.example.aes.user.model.Classstudents;
+import com.example.aes.user.model.DataGrid;
+import com.example.aes.user.model.Users;
+import com.example.aes.user.service.ClassesServiceI;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.security.access.prepost.PreAuthorize;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+import javax.annotation.Resource;
+import javax.persistence.criteria.CriteriaBuilder;
+import javax.servlet.http.HttpServletRequest;
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+
+
+
+@RestController
+@RequestMapping("/problem")
+public class ProblemController {
+
+    @Autowired
+    private ClassesServiceI classesServiceI;
+
+    @Autowired
+    private ProblemServiceI problemServiceI;
+
+    //鑾峰彇浣滀笟鍒楄〃
+    @GetMapping("/getExamList")
+    public RespBean getExamList(Integer pageNum,Integer pageSize, HttpServletRequest request) {
+        if (pageNum < 1 || pageSize < 1)
+            return RespBean.error("鍙傛暟閿欒锛�");
+
+//        PMProblem pMproblem = new PMProblem();
+//        pMproblem.setPageNum(pageNum);
+//        pMproblem.setPageSize(pageSize);
+
+        DecodeToken decodeToken = new DecodeToken(request);
+        String userId = decodeToken.getUserId();
+
+        // 鏍规嵁瀛︾敓id鏌ユ壘鐝骇id
+        List<Classstudents> classstudentsList = classesServiceI.findClassIdByStudentId(Integer.parseInt(userId));
+        List<Integer> classIds = new ArrayList<Integer>();
+        for (Classstudents classstudent : classstudentsList) {
+            //鎻愬彇鎵�鏈夌殑classstudentslist涓殑classid骞跺瓨鏀惧埌鏂扮殑classids琛ㄩ噷闈㈢敤浣滃悗缁鐞�
+            classIds.add(classstudent.getClassId());
+        }
+
+        List<PMProblem> pMproblems = problemServiceI.getProblemsByClassIds(classIds);
+
+        if (pMproblems != null) {
+            return RespBean.ok("鑾峰彇浣滀笟鍒楄〃鎴愬姛锛�",pMproblems);
+        } else {
+            return RespBean.error("鑾峰彇浣滀笟鍒楄〃澶辫触锛�");
+        }
+    }
+
+
+////////////閫昏緫鍦ㄦ湭瀹屾垚
+}
diff --git a/AES/src/main/java/com/example/aes/problem/dao/ProblemDaoI.java b/AES/src/main/java/com/example/aes/problem/dao/ProblemDaoI.java
new file mode 100644
index 0000000..88a2397
--- /dev/null
+++ b/AES/src/main/java/com/example/aes/problem/dao/ProblemDaoI.java
@@ -0,0 +1,20 @@
+package com.example.aes.problem.dao;
+
+
+import com.example.aes.problem.model.PMProblem;
+import com.example.aes.problem.model.Problem;
+import com.example.aes.user.dao.BaseDaoI;
+import com.example.aes.user.model.Classstudents;
+
+
+import java.util.List;
+
+
+public interface ProblemDaoI extends BaseDaoI<Problem> {
+
+    List<PMProblem> findProblemsByClassIds(List<Integer> classIds);
+
+
+
+
+}
diff --git a/AES/src/main/java/com/example/aes/problem/dao/impl/ProblemDaoImpl.java b/AES/src/main/java/com/example/aes/problem/dao/impl/ProblemDaoImpl.java
new file mode 100644
index 0000000..f8d8c02
--- /dev/null
+++ b/AES/src/main/java/com/example/aes/problem/dao/impl/ProblemDaoImpl.java
@@ -0,0 +1,42 @@
+package com.example.aes.problem.dao.impl;
+
+import com.example.aes.problem.dao.ProblemDaoI;
+import com.example.aes.problem.model.PMProblem;
+import com.example.aes.problem.model.Problem;
+import com.example.aes.user.dao.BaseDaoI;
+import com.example.aes.user.dao.impl.BaseDaoImpl;
+import com.example.aes.user.model.Classstudents;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.jdbc.core.BeanPropertyRowMapper;
+import org.springframework.jdbc.core.JdbcTemplate;
+import org.springframework.stereotype.Repository;
+
+import java.util.List;
+
+@Repository("ProblemDao")
+public class ProblemDaoImpl extends BaseDaoImpl<Problem> implements ProblemDaoI{
+
+    @Autowired
+    private JdbcTemplate jdbcTemplate;
+
+    @Override
+    public List<PMProblem> findProblemsByClassIds(List<Integer> classIds){
+        // SQL鏌ヨ锛屾牴鎹甤lassIds鑾峰彇problemId, startTime, endTime
+        String sql = "SELECT p.problem_id AS problemId, pp.start_time AS startTime, pp.end_time AS endTime " +
+                "FROM postproblem pp " +
+                "JOIN problem p ON pp.problem_id = p.id " +
+                "WHERE pp.class_id IN (?)";
+
+        // 灏哻lassIds杞崲涓洪�楀彿鍒嗛殧鐨勫瓧绗︿覆
+        String classIdsStr = classIds.toString().replace("[", "").replace("]", "");
+
+        // 鎵ц鏌ヨ
+        List<PMProblem> problems = jdbcTemplate.query(
+                sql,
+                new Object[]{classIdsStr},
+                new BeanPropertyRowMapper<>(PMProblem.class)
+        );
+
+        return problems;
+    }
+}
diff --git a/AES/src/main/java/com/example/aes/problem/model/PMProblem.java b/AES/src/main/java/com/example/aes/problem/model/PMProblem.java
new file mode 100644
index 0000000..71f2226
--- /dev/null
+++ b/AES/src/main/java/com/example/aes/problem/model/PMProblem.java
@@ -0,0 +1,39 @@
+package com.example.aes.problem.model;
+
+import lombok.AllArgsConstructor;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+import java.util.Date;
+
+@Data
+@NoArgsConstructor
+@AllArgsConstructor
+public class PMProblem extends Problem implements java.io.Serializable{//缁ф壙Problems瀛愮被
+
+//    //浣滀笟problem鍩烘湰灞炴��,缁ф壙鑷狿roblem绫�
+//    private int Id;
+//    private int courseId;
+//    private int adminuserId;
+//    private String title;
+//    private String description;
+
+    // 浣滀笟鍒楄〃鍒嗛〉exam
+    private int pageNum;
+    private int pageSize;
+
+
+    // (浣滀笟鍒楄〃)椤甸潰涓婂叾浠栭渶瑕佺殑灞炴��
+    private Date startTime;//寮�濮嬫椂闂达紝鏉ヨ嚜postproblem
+    private Date endTime;//缁撴潫鏃堕棿
+    private String submissonStatus;//鎻愪氦鐘舵�侊紝鏉ヨ嚜submitproblem
+    private String plagiarismStatus;//鏌ラ噸鐘舵��
+    private float score;//鏈�缁堝垎鏁�
+    private String status;//鏈�鍚庡湪椤甸潰鏄剧ず鐨勭姸鎬侊紝鍙栧喅浜庝笂闈笁涓弬鏁般��
+
+    //(浣滀笟鍒楄〃)椤甸潰闇�瑕佺殑鍚庡彴鏁版嵁
+    private int studentId;//瀛︾敓id
+    private int classId;//鐝骇id
+
+
+}
diff --git a/AES/src/main/java/com/example/aes/problem/model/Problem.java b/AES/src/main/java/com/example/aes/problem/model/Problem.java
new file mode 100644
index 0000000..e5a73b2
--- /dev/null
+++ b/AES/src/main/java/com/example/aes/problem/model/Problem.java
@@ -0,0 +1,27 @@
+package com.example.aes.problem.model;
+
+import lombok.AllArgsConstructor;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+import javax.persistence.Table;
+import java.util.Date;
+
+@Data
+@NoArgsConstructor
+@AllArgsConstructor
+@Table(name = "Problem")
+public class Problem implements java.io.Serializable{   //Problem鐖剁被
+
+    //浣滀笟problem鍩烘湰灞炴��
+    private int Id;//姝ゅ涓篜roblemId
+    private int courseId;
+    private int adminuserId;
+    private String title;
+    private String description;
+
+    // 浣滀笟鍒楄〃鍒嗛〉exam
+    private int pageNum;
+    private int pageSize;
+
+}
diff --git a/AES/src/main/java/com/example/aes/problem/service/Impl/ProblemServiceImpl.java b/AES/src/main/java/com/example/aes/problem/service/Impl/ProblemServiceImpl.java
new file mode 100644
index 0000000..43da052
--- /dev/null
+++ b/AES/src/main/java/com/example/aes/problem/service/Impl/ProblemServiceImpl.java
@@ -0,0 +1,23 @@
+package com.example.aes.problem.service.Impl;
+
+import com.example.aes.problem.dao.ProblemDaoI;
+import com.example.aes.problem.model.PMProblem;
+import com.example.aes.problem.service.ProblemServiceI;
+import com.example.aes.user.dao.ClassesDaoI;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Service;
+
+import java.util.List;
+@Service
+public class ProblemServiceImpl implements ProblemServiceI {
+
+    private ProblemDaoI problemDao;
+    @Autowired
+    public void setProblemDao(ProblemDaoI problemDao) {
+        this.problemDao = problemDao;
+    }
+
+    public List<PMProblem> getProblemsByClassIds(List<Integer> classIds){
+        return problemDao.findProblemsByClassIds(classIds);
+    }
+}
diff --git a/AES/src/main/java/com/example/aes/problem/service/ProblemServiceI.java b/AES/src/main/java/com/example/aes/problem/service/ProblemServiceI.java
new file mode 100644
index 0000000..c9c40cc
--- /dev/null
+++ b/AES/src/main/java/com/example/aes/problem/service/ProblemServiceI.java
@@ -0,0 +1,12 @@
+package com.example.aes.problem.service;
+
+
+
+import com.example.aes.problem.model.PMProblem;
+import com.example.aes.user.model.*;
+
+import java.util.List;
+
+public interface ProblemServiceI {
+	public List<PMProblem> getProblemsByClassIds(List<Integer> classIds);
+}
diff --git a/AES/src/main/java/com/example/aes/user/controller/ClassesController.java b/AES/src/main/java/com/example/aes/user/controller/ClassesController.java
index ced0b70..ccfaa2d 100644
--- a/AES/src/main/java/com/example/aes/user/controller/ClassesController.java
+++ b/AES/src/main/java/com/example/aes/user/controller/ClassesController.java
@@ -5,10 +5,7 @@ import com.example.aes.global.model.PageBean;
 import com.example.aes.global.model.RespBean;
 import com.example.aes.user.dao.ClassesDaoI;
 import com.example.aes.user.dao.ClassstudentsDaoI;
-import com.example.aes.user.model.DataGrid;
-import com.example.aes.user.model.Json;
-import com.example.aes.user.model.PMClasses;
-import com.example.aes.user.model.UClass;
+import com.example.aes.user.model.*;
 import com.example.aes.user.service.ClassesServiceI;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.transaction.annotation.Transactional;
@@ -176,4 +173,18 @@ public class ClassesController{
     }
 
 
+    @PostMapping("/findClassIdByStudentId")// 鏍规嵁瀛︾敓id鏌ユ壘鐝骇id锛堟殏鏃舵棤鐢�
+    public RespBean findClassIdByStudentId(HttpServletRequest request)
+    {
+        DecodeToken decodeToken = new DecodeToken(request);
+        String userId = decodeToken.getUserId();//鑾峰彇瀛︾敓id
+        int studentId = Integer.parseInt(userId);
+        List<Classstudents> classstudentsList = classesServiceI.findClassIdByStudentId(studentId);
+
+        if (classstudentsList == null || classstudentsList.isEmpty()) { // 濡傛灉鍒楄〃涓虹┖锛岃繑鍥為敊璇俊鎭�
+            return RespBean.error("娌℃湁鎵惧埌鐩稿叧鐝骇");
+        }
+        else return RespBean.ok("鏌ユ壘鐝骇鎴愬姛", classstudentsList);
+    }
+
 }
diff --git a/AES/src/main/java/com/example/aes/user/dao/ClassesDaoI.java b/AES/src/main/java/com/example/aes/user/dao/ClassesDaoI.java
index ec1f94a..f1635fa 100644
--- a/AES/src/main/java/com/example/aes/user/dao/ClassesDaoI.java
+++ b/AES/src/main/java/com/example/aes/user/dao/ClassesDaoI.java
@@ -1,12 +1,7 @@
 package com.example.aes.user.dao;
 
 
-import com.example.aes.user.model.Classes;
-
-import com.example.aes.user.model.PMClasses;
-
-import com.example.aes.user.model.PMUser;
-import com.example.aes.user.model.UClass;
+import com.example.aes.user.model.*;
 
 
 import java.util.Date;
@@ -49,4 +44,6 @@ public interface ClassesDaoI extends BaseDaoI<Classes> {
 	public long findClassStudentsByIdNum(int classId);
 	public List<PMUser> findClassStudentsByIdPage(int classId, int pageNum, int pageSize);
 	public boolean deleteClassStudentsByUserId(int classId, int userId); // 閫氳繃userId鍒犻櫎鐝骇瀛︾敓
+
+	public List<Classstudents>findClassIdByStudentId(int studentId);//鏍规嵁鐝骇id鏌ユ壘瀛︾敓id
 }
diff --git a/AES/src/main/java/com/example/aes/user/dao/impl/ClassesDaoImpl.java b/AES/src/main/java/com/example/aes/user/dao/impl/ClassesDaoImpl.java
index 7b752ad..2572541 100644
--- a/AES/src/main/java/com/example/aes/user/dao/impl/ClassesDaoImpl.java
+++ b/AES/src/main/java/com/example/aes/user/dao/impl/ClassesDaoImpl.java
@@ -538,4 +538,12 @@ public class ClassesDaoImpl extends BaseDaoImpl<Classes> implements ClassesDaoI
 		return this.count(totalhql).longValue();
 	}
 
+	@Override
+	public List<Classstudents> findClassIdByStudentId(int studentId){
+		String hql = "from Classstudents c where c.userId=" + studentId;
+		Query q = this.getCurrentSession().createQuery(hql);
+		return q.list();
+	}
+
+
 }
diff --git a/AES/src/main/java/com/example/aes/user/service/ClassesServiceI.java b/AES/src/main/java/com/example/aes/user/service/ClassesServiceI.java
index 2fe94f4..51e81dc 100644
--- a/AES/src/main/java/com/example/aes/user/service/ClassesServiceI.java
+++ b/AES/src/main/java/com/example/aes/user/service/ClassesServiceI.java
@@ -26,4 +26,5 @@ public interface ClassesServiceI {
 	public DataGrid findClassNotInCourse(UClass uClass, int pageNum, int pageSize); // 鑾峰彇鏈弬鍔犺绋嬬殑鐝骇
 	public DataGrid findClassNotInCourse(int courseId,	int teacherId, int pageNum, int pageSize, boolean history); // 鑾峰彇鏈弬鍔犺绋嬬殑鐝骇
 
+	public List<Classstudents> findClassIdByStudentId(int studentId); // 鏍规嵁瀛︾敓id鏌ユ壘鐝骇id
 }
diff --git a/AES/src/main/java/com/example/aes/user/service/impl/ClassesServiceImpl.java b/AES/src/main/java/com/example/aes/user/service/impl/ClassesServiceImpl.java
index 797fcc1..7cd607b 100644
--- a/AES/src/main/java/com/example/aes/user/service/impl/ClassesServiceImpl.java
+++ b/AES/src/main/java/com/example/aes/user/service/impl/ClassesServiceImpl.java
@@ -232,4 +232,11 @@ public void setclassstudentsDao(ClassstudentsDaoI classstudentsDao) {
 	public boolean deleteClassStudentsByUserId(int classId, int userId) {
 		return classesDao.deleteClassStudentsByUserId(classId, userId);
 	}
+
+	@Override
+	public List<Classstudents> findClassIdByStudentId(int studentId){
+		return classesDao.findClassIdByStudentId(studentId);
+	};
+
+
 }
diff --git a/AES/src/main/resources/application.properties b/AES/src/main/resources/application.properties
index 488fc4f..e82f2c8 100644
--- a/AES/src/main/resources/application.properties
+++ b/AES/src/main/resources/application.properties
@@ -5,7 +5,7 @@ server.port=8082
 spring.datasource.type=com.alibaba.druid.pool.DruidDataSource
 jdbc_url=jdbc:mysql://localhost:3306/aes?useUnicode=true&characterEncoding=utf8&serverTimezone=GMT%2B8&useSSL=false&allowPublicKeyRetrieval=True
 jdbc_username=root
-jdbc_password=123456
+jdbc_password=13661744518xh
 #spring.datasource.url=jdbc:mysql://localhost:3306/aes?useUnicode=true&characterEncoding=utf8&serverTimezone=GMT%2B8&useSSL=false&allowPublicKeyRetrieval=True
 #spring.datasource.username=root
 #spring.datasource.password=123456