diff --git a/diy1.py b/diy1.py
index 2a9b38e..250520a 100644
--- a/diy1.py
+++ b/diy1.py
@@ -1,12 +1,15 @@
-students = ["悟空", "小贝", "八戒", "波奇"]
-
-# 八戒因为要回老家，转学了，请将八戒从班级列表名单中删除
-?
-
-# 班上来了一个新同学，名叫"诺依"，请将"诺依"加入到班级名单里面
-?
-
-# 班上准备开始辩论赛，分为红（red）、蓝(blue)组，
-# 请用切片将班级列表的前2名加入到红组，后2名加入到蓝组
-red = ?
-blue = ?
+import random
+key = "abcdefgh使用编程udfhuiffhguirhhghrydgohidyioio"
+message ="诺依，周末一起去看动漫展吧！"
+abc="idvbzcjkvdm fgsdvfkvgjvhsdfuvk dvjhfgadskhvysdmgxczdjfgefuigyfdcruytdfctgfycsdtyvfsdtyfyidskgsduyhgs gdkhgcaddgusdhvfddfxfhdcgcfdsfgvvhsdfdtfvdsgvnhdfsdgth"
+key_message=""
+for i in range(len(message)):
+    a=message[i]
+    b=random.choice(key)
+    c=random.choice(key)
+    d=a+b+c
+    key_message=key_message+d
+list1=list(key_message)
+list1.insert(6,abc)
+str4="".join(list1)
+print(str4)
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