save project

ji.py

@@ -6,5 +6,10 @@ while True:
     if name==username and password==userpassword:
     if name==username and password==userpassword:
         print("登陆成功！")
         print("登陆成功！")
         break
         break
-    print("用户名错误！请重新输入")
+    if  name !=username:
+        print("用户名不存在，请重新输入！")
+    if password !=userpassword:
+        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！")