auto save

diy2.py

-score = {'语文':91,'数学':88,'英语':85}
+good1 = 
+good2 = {'语文':113,'数学':114,'英语':111,'科学':113}
+good3 = {'语文':123,'数学':124,'英语':121,'科学':123}
+a={
+    '陈大':good1,
+    '陈二':good2,
+    '陈三':good3
+}
+print(a['陈大']['语文'])
 
 
-# 请对字典进行遍历，将保存的分数以键值对的形式提取打印出来
 
 
+b=a['陈大']
+
+for i,v in b.items():
+    print(i,v)