auto save

a.py

 dict_hero={'赵一':50,'李四':80}
 dict_hero={'赵一':50,'李四':80}
 dict_hero['赵一']=20
 dict_hero['赵一']=20
-print(dict_hero)
+dict_hero['张三']=80
\ No newline at end of file
+a=input("你想要什么")
+if a in dict_hero:
+    print("您的商品是"+a+"请支付"+str(dict_hero[a])+"元")
+else:
+    print("没有")
\ No newline at end of file