save project

diy3.py

-message = "诺依，周末一起去看动漫展吧!"
-length = len(message)
-while i < length:
-    element = message[i]
-    print(element)
-    i=i+1
+import random
+
+key ="信息加密好酷呀！"
+str = random.choice(key)
+print(str)
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