save project

1.py

+list_hero=['赵一',30,'丁二',37,'孙五'，52]
+dict_hero={'赵一',30,'丁二',37,'孙五'，52}
+print(len(list_hero))
+print(len(dict_hero))
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2.py

+import random
+
+key = "信息加密好酷呀！"
+str = random.choice((key)
+print(str)
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