save project

diy1.py

@@ -10,5 +10,9 @@ while True:
     if name ==username and password ==userpassword:
     if name ==username and password ==userpassword:
         print("登录成功")
         print("登录成功")
         break
         break
+    if name !=username:
+        print("用户名有误,请重新输入")
+    if password !=userpassword:
+        print("密码有误,请重新输入")    
     print("账号或密码输入有误，请重新输入")
     print("账号或密码输入有误，请重新输入")
 print("欢迎来到世界的顶峰")
 print("欢迎来到世界的顶峰")
\ No newline at end of file