add log

judgement-server/src/main/java/cn/seecoder/judgement/service/impl/JudgementServiceImpl.java

@@ -26,9 +26,13 @@ public class JudgementServiceImpl implements JudgementService {
     }
     @Override
     public JudgedAnswersVO submitQuestionsStudentAnswer(StudentAnswerDTO studentAnswerDTO) {
+        System.out.println("start judging, students'answers are:");
+        System.out.println(studentAnswerDTO);
         Map<String, StudentAnswerDTO.AnswerRecordDTO> records = studentAnswerDTO.getRecords();
         List<String> questionIds = new ArrayList<>(records.keySet());
         List<BaseQuestionVO> questionVOList = questionService.getQuestionsByIds(questionIds);
+        System.out.println("questions from bok are as follows:");
+        System.out.println(questionVOList);
 
         AtomicInteger correct = new AtomicInteger();