diff --git a/diy4.py b/diy4.py
index 3e839b4..f6cd84d 100644
--- a/diy4.py
+++ b/diy4.py
@@ -1,21 +1,5 @@
-import random
-
-# 私钥
-key = "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！"
-# 要加密语句
-message = input("jf")
-
-# 请使用私钥key，对message进行加密
-a=""
-for i in message:
-    str=i
-    str2=random.choice(key)
-    str3=random.choice(key)
-    a=a+str+str2+str3
-noise = "fjalsjflasjf"
-a = list(a)
-num = random.randint( 0 , len( a ) )
-a.insert(num,noise)
-a = "".join(a)
-print(a)
-a=list(a)
+def func(a,b):
+    c = a + b
+    return c
+d = func(3,4)
+print(d)
\ No newline at end of file