save project

diy1.py

@@ -7,6 +7,10 @@ while True:
     if username==user and userpassword==uset:
         print("登陆成功")
         break
-    print("账号、密码错误。")
+    if usetname!=user:
+        print("账号错误")
+    if userpassword!=user:
+        print("密码错误")
+
 print("欢迎来到")
 # 如果用户输入的账号、密码正确，提示登陆成功
\ No newline at end of file