save project

diy1.py

@@ -7,9 +7,8 @@ while True:
     if(name==username and password==userpassword):
         print("登录成功")
         break
-    if(name!=username):
+    elif(name!=username):
         print("用户名错误")
-        continue
-    if(password != userpassword):
+    else:
         print("密码错误")
 print("欢迎nmsl")
\ No newline at end of file