auto save

diy2.py

 message = "诺依，周末一起去看动漫展吧！"
+print(message[0])
+print(message[1])
+print(message[2])
+for i in message:
+    print(i)
+for i in range(len(message)):
+    print(message[i])
 
-# 请对message进行遍历，取出所有元素
 
+#print(message[8:12])
+# 请对message进行遍历，取出所有元素
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