save project

rter.py

 list_hero=['赵一',30,'丁二',37]
 list_hero=['赵一',30,'丁二',37]
 dict_hero={'赵一':30,'丁二':37}
 dict_hero={'赵一':30,'丁二':37}
 dict_hero['赵一']=69
 dict_hero['赵一']=69
-dict_hero['周仨']=69
+dict_hero['周三']=69
+if '丁二' in dict_hero:
+    print(dict_hero['丁二'])
 print(dict_hero)
 print(dict_hero)

热舞.py

+dict= {'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':3}
+dict= {'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':3}
+j=input("你要购买什么")
+if j in dict:
+    print("你要买的"+j+"需要支付"+str(dict[j])+"元")
+else:
+    print("您购买的物品缺货了")
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