diff --git a/diy4.py b/diy4.py
new file mode 100644
index 0000000..e3e792a
--- /dev/null
+++ b/diy4.py
@@ -0,0 +1,19 @@
+import random
+
+# 私钥
+key = "abcdefgh使用编程实现位移替换加密，制作密码机关真是太好玩;'.,/`!@#$%^&*()了哈哈oqwkWDWQJ;B！14r;ewuqB,.khwl123k3iui"
+# 要加密语句
+message = "诺依，周末一起去看动漫展吧！"
+jfhea=""
+jijijij="!@#$%^&&*()54188,14SB$$$$"
+# 请使用私钥key，对message进行加密
+for i in message:
+    ji1=i
+    ji2=random.choice(key)
+    ji3=random.choice(key)
+    jkjk=ji1+ji2+ji3
+    jfhea=jfhea+jkjk
+list_message=list(jfhea)
+list_message.insert(5,jijijij)
+jjjjjjjjjjjjjjji="SB".join(list_message)
+print(jjjjjjjjjjjjjjji)
\ No newline at end of file
diff --git a/kd.py b/kd.py
new file mode 100644
index 0000000..939718d
--- /dev/null
+++ b/kd.py
@@ -0,0 +1,3 @@
+kij="就发我穷其我开始了的即可将为其；看见我及附件为减轻哦怕"
+kis=list(kij)
+print(kis)
\ No newline at end of file