班级作答信息调整

TEAMModelOS/Models/CommonInfo/ExamClassResult.cs

@@ -14,6 +14,10 @@ namespace TEAMModelOS.Models.CommonInfo
             //paper = new PaperSimple();
             studentAnswers = new List<List<List<string>>>();
             studentScores = new List<List<double>>();
+            info = new ClassInfo();
+            studentIds = new List<string>();
+            studentAnswers = new List<List<List<string>>>();
+            studentScores = new List<List<double>>();
         }
         public string pk { get; set; }
         [PartitionKey]