save project

diy2.py

@@ -6,6 +6,8 @@ while True :
     if name==usename and word==useword:
     if name==usename and word==useword:
         print("登陆成功！")
         print("登陆成功！")
         break
         break
-    else:
-        print("输入错误，请重新输入！")
+    if name!=usename:
+        print("该用户名不存在！")
+    if word!=useword:
+        print("密码错误！")            
 print("欢迎来到贝尔星球！")
 print("欢迎来到贝尔星球！")
\ No newline at end of file