save project

diy1.py

@@ -11,13 +11,15 @@
 # 请注释掉上面的代码，并在下一行创建一个名为dict_hero的字典
 # 请注释掉上面的代码，并在下一行创建一个名为dict_hero的字典
 # dict_shop={"马":30,"牛":20,"鸡":5,"鱼":10}
 # dict_shop={"马":30,"牛":20,"鸡":5,"鱼":10}
 # print(dict_shop)
 # print(dict_shop)
-dict_robotshop={'老八的shit':35,'巴西草肉':30,'小鸟伏特加':3000000000000,'毛主席茅台':100000000000000000}
-print(dict_robotshop)
+
+dict_student={}
 while True:
 while True:
-    shop=input("欢迎光临，请问你需要什么？")
-    if shop in dict_robotshop:
-        many=int(input("How many do you want?"))
-        money=many*dict_robotshop[shop]
-        print("您购买的"+str(many)+"个"+shop+"一共需要"+str(money)+"元~")
+    name=input("输入学生姓名：")
+    number=float(input("输入学生成绩："))
+    if name not in dict_student:
+        dict_student[name]=number
+        print(dict_student)
     else:
     else:
-        print("抱歉，暂时缺货哦，亲~")
+        if number>dict_student[name]:
+            dict_student[name]=number
+        print(dict_student)