diff --git a/src/main/java/com/example/exam/exam/service/stupaperscore/StuPaperScoreServiceImpl.java b/src/main/java/com/example/exam/exam/service/stupaperscore/StuPaperScoreServiceImpl.java
index 877888f..a02cac7 100644
--- a/src/main/java/com/example/exam/exam/service/stupaperscore/StuPaperScoreServiceImpl.java
+++ b/src/main/java/com/example/exam/exam/service/stupaperscore/StuPaperScoreServiceImpl.java
@@ -1,13 +1,11 @@
 package com.example.exam.exam.service.stupaperscore;
 
 import com.example.exam.exam.dal.StuPaperScoreDO;
-import com.example.exam.exam.mapper.EducationPaperMapper;
 import com.example.exam.exam.mapper.StuPaperScoreMapper;
 import jakarta.annotation.Resource;
 import org.springframework.stereotype.Service;
 import org.springframework.validation.annotation.Validated;
 
-import java.math.BigDecimal;
 import java.util.List;
 
 /**
@@ -21,8 +19,6 @@ public class StuPaperScoreServiceImpl implements StuPaperScoreService {
 
     @Resource
     private StuPaperScoreMapper stuPaperScoreMapper;
-    @Resource
-    private EducationPaperMapper educationPaperMapper;
 
     @Override
     public List<StuPaperScoreDO> findByStuIDAndPaperId(Long stuId, String paperId, String temporaryId) {
@@ -33,19 +29,4 @@ public class StuPaperScoreServiceImpl implements StuPaperScoreService {
     public void insertStuPaperScore(StuPaperScoreDO stuPaperScoreDO) {
         stuPaperScoreMapper.insert(stuPaperScoreDO);
     }
-
-    @Override
-    public void updateStuPaperScore(StuPaperScoreDO stuPaperScoreDO) {
-        stuPaperScoreMapper.updateById(stuPaperScoreDO);
-    }
-
-    @Override
-    public StuPaperScoreDO getStuScoreByPaperIdAndQuid(Long stuId, String paperId, String quId) {
-        return stuPaperScoreMapper.findByStuIdAndPaperIdAndQuestionId(stuId, paperId, quId);
-    }
-
-    @Override
-    public void deleteStuPaperScore(Long stuId, String paperId) {
-        stuPaperScoreMapper.deleteByStuIdAndPaperId(stuId, paperId);
-    }
 }
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