auto save

diy1.py

 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
-students.pop(2)
+
 # 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
-students.insert(0,"诺伊")
+
 # 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_team = students[:2]
-blue_team = students[2:]
-print("红队："+red_team)
+
+students.pop(2)
+students.append("诺伊")
+print(students)
+red_team = students[0:2]
+blue_team = students[-2:]
+print(red_team)
 print(blue_team)
 
 
+
+

diy2.py

 message = "诺依，周末一起去看动漫展吧！"
 # 请对message进行遍历，取出所有元素
+for i in message:
+    print(i)
+    
+i=0
+while i < len(message):
+    e = message[i]
+    print(e)
+    i+=1
+
+
+
+
+
+
+
+
+
+
+
+
 
 
 
@@ -9,12 +29,7 @@ message = "诺依，周末一起去看动漫展吧！"
 # 需要进行加密的语句
 message = "诺依，周末一起去看动漫展吧！"
 # 请对message进行遍历，取出所有元素
-length = len(message)
-i = 0
-while i < length:
-    element = message[i]
-    print(element)
-    i+=1
+
 
 
 

diy3.py

@@ -3,18 +3,33 @@ import random
 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！"
 # 要加密语句
 message = "诺依，周末一起去看动漫展吧！"
-
-
 key_mes = ""
-# 请使用私钥key，对message进行加密
+noi_mes = "4903uythiegurqmvy8gh4urtshgs2345344"
 for i in message:
-    str1 = i   #取出密语
-    str2 = random.choice(key)    #取出私钥
-    str3 = random.choice(key)    #取出私钥
-    text = str1+str2+str3        #拼接密语
-    key_mes = key_mes+text       #保留完整密语
+    str1 = i
+    str2 = random.choice(key)
+    str3 = random.choice(key)
+    text = str1+str2+str3
+    key_mes = key_mes+text
 print(key_mes)
 
+#转化为列表
+list_mes = list(key_mes)
+
+index = random.randint(0,len(key_mes))
+#列表的插入
+list_mes.insert(index,noi_mes)
+# print(list_mes)
+#拼接为字符串
+res_mes = "".join(list_mes)
+print(res_mes)
+
+
+
+
+
+
+