update

edu-user/edu-user-server/src/main/java/com/keao/edu/user/service/impl/ExamRoomServiceImpl.java

@@ -483,7 +483,7 @@ public class ExamRoomServiceImpl extends BaseServiceImpl<Long, ExamRoom> impleme
 			String teacherPhone = idTeacherPhoneMap.get(teacherRoomEntry.getKey());
 			Date examStartTime = teacherRoomEntry.getValue().stream().min(Comparator.comparing(ExamRoom::getExamStartTime)).get().getExamStartTime();
 			String examStartTimeStr = DateUtil.dateToString(examStartTime, "HH时mm分");
-			Date examEndTime = teacherRoomEntry.getValue().stream().max(Comparator.comparing(ExamRoom::getExamStartTime)).get().getExamStartTime();
+			Date examEndTime = teacherRoomEntry.getValue().stream().max(Comparator.comparing(ExamRoom::getExamEndTime)).get().getExamEndTime();
 			String examEndTimeStr = DateUtil.dateToString(examEndTime, "HH时mm分");
 			int examRoomNum = teacherRoomEntry.getValue().size();
 			Map<Integer, String> phoneMap = new HashMap<>();