save project

quiz.py

 # 直接运行以下代码，说说你的发现：
-list_hero=['赵一',30,'丁二',37,'孙五',52,'王猛',89,'周亮',98'']
-dict_hero = {'赵一':30,'丁二':37,'孙五':52,'王猛':89,'周亮':98''}
-print(len(list_hero))
-print(len(dict_hero))
\ No newline at end of file
+# list_hero=['赵一',30,'丁二',37,'孙五',52,'王猛',89,'周亮',98]
+# dict_hero = {'赵一':30,'丁二':37,'孙五':52,'王猛':89,'周亮':98}
+# print(len(list_hero))
+# print(len(dict_hero))
+a={"王":3,"张"}
+a["李"]=7
+print(a)
+a["王"]=300
+print(a)
\ No newline at end of file