save project

diy2.py

 i=3
 i=3
 username = "python"
 username = "python"
 userpassword = "123456"
 userpassword = "123456"
-while i>=0:
-    name = input("请输入用户名:")
-    password = input("请输入密码:")
-    i-=1
-    if name == username and password == userpassword:
-        print("登录成功!")
-        break
-    if name!=username:
-       print("用户名错误!请重新输入")
-       continue
-    if password != userpassword:
-       print("密码错误!请重新输入")
-    if i<=0:
-       print("你的账号已被封印，请带身份证来破解")
-       exit
+while True:
+    if i>0:
+      name = input("请输入用户名:")
+      password = input("请输入密码:")
+      i-=1
+      if name == username and password == userpassword:
+         print("登录成功!")
+         break
+      if name!=username:
+         print("用户名错误!请重新输入")
+         continue
+      if password != userpassword:
+         print("密码错误!请重新输入")
+    else:
+         print("你的账号已被封印，请带身份证来破解")
+         exit()
 print("欢迎来到贝尔编程!")
 print("欢迎来到贝尔编程!")
\ No newline at end of file