save project

diy4.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}
+
+# 请将"农夫山泉"删掉，并打印出新的商品信息
+goods.pop('农夫山泉') 
+# del goods
+# goods.clear()
+print(goods)
\ No newline at end of file

diy5.py

+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 in score.keys()
+    print(k)
+for v in score.values():
+    print(v)
+for i in score.items():
+    print(k,v)
+