save project

diy2.py

@@ -3,9 +3,11 @@ userpassword = "541881452"
 while True:
 while True:
     name = input("请输入用户名:")
     name = input("请输入用户名:")
     password = input("请输入密码:")
     password = input("请输入密码:")
-    if name == username and password == userpassword:
-        break
+    if name == username and password==userpassword :
         print("登录成功!")
         print("登录成功!")
-        name != username and password != userpassword:
-        print("用户名和密码错误!请重新输入")
+        break
+    if name != username:
+       print("请重新输入用户名:") 
+    if    password  != userpassword:
+        print("请重新输入密码")
 print("欢迎来到贝尔编程!")
 print("欢迎来到贝尔编程!")
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