save project

diy2.py

@@ -3,4 +3,7 @@ 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
 for k,v in score.items():
     print(k,v)
-
+for k in score.keys():
+    print(k)
+for v in score.values():
+    print(v)
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