save project

diy2.py

@@ -3,4 +3,8 @@ 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 i,t in score.items():
     print(i,t)
+for i in score.keys():
+    print(i)
+for t in score.values():
+    print(t)