save project

diy2.py

@@ -2,10 +2,10 @@ score = {'语文':91,'数学':88,'英语':85}
 
 
 # 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
 # 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
 for k in score:
 for k in score:
-    print(k,d[k])
+    print(k,score[k])
 
 
 for k in score.keys():
 for k in score.keys():
-    print(k,d[k])
+    print(k,score[k])
 
 
 for k,v in score.items():
 for k,v in score.items():
     print(k,v)
     print(k,v)