save project

diy2.py

@@ -5,10 +5,9 @@ while True:
     password=input("请输入密码:")
     password=input("请输入密码:")
     if name!=username:
     if name!=username:
         print("用户名不存在,请重新输入!")
         print("用户名不存在,请重新输入!")
-        continue
-    if password!=userpassword:
+    elif password!=userpassword:
         print("密码错误，请重新输入!")
         print("密码错误，请重新输入!")
-    if name==username and password==userpassword:t
+    else:
         print("登入成功")
         print("登入成功")
         break
         break
 print("欢迎来到贝尔编程")
 print("欢迎来到贝尔编程")
\ No newline at end of file