save project

diy2.py

@@ -6,12 +6,11 @@ while True:
     if name == username and password == userpassword:
     if name == username and password == userpassword:
         print("登录成功！")# 如果用户输入的账号、密码正确，提示登陆成功  
         print("登录成功！")# 如果用户输入的账号、密码正确，提示登陆成功  
         break
         break
-    if name != username:
+    elif name != username:
         print("用户名和密码错误!请重新输入")
         print("用户名和密码错误!请重新输入")
-        continue
-    if password !=userpassword:
+    elif password !=userpassword:
         print("密码输入有误，请重新输入！")
         print("密码输入有误，请重新输入！")
-print("欢迎来到贝尔编程!")
+print("欢迎来到贝尔编程!")