auto save

1.py

+a={'a':100,'b':0,'d':1}
+for i in a:
+    print(i)
\ No newline at end of file

store.py

 goods = {'可口可乐':3,'旺仔牛奶':4,'农夫山泉':1,'辣条':3,'巴西烤肉':2,'果冻':4,'乐事':5,'奥利奥':10,'巧克力':6}
-goods.pop("农夫山泉")
+goods.pop('农夫山泉')
 print(goods)
 # 请将"农夫山泉"删掉，并打印出新的商品信息
\ No newline at end of file
-
-