save project

17.py

-dict={'':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}
+dict={'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}
 k=input('你想买什么呀？')
-if k in dict:
+if k in dict：
     print('叮咚~您的'+k+'需要支付'+str(dict[k])+'元~')
 else:
     print('神奇百货暂未有你想要的物品，敬请期待~')

18.py

+dict={'旺仔牛奶':4,'农夫山泉':1}
+for k in dict.keys():
+    print(k,end=" ")
+for k in dict.values():
+    print(k,end=" ")
+for k in dict.items():
+    print(k,end=" ")
+
+
+   
\ No newline at end of file