save project

diy2.py

@@ -6,10 +6,10 @@ while True:
     if name == username and password == userpassword:
         print("登录成功!")
         break
-        continue
-    if name != username:
+    
+    elif name != username:
         print("名字错了,请重新输入!")
-    if password != userpassword:
+    else:
         print("密码输入有误,请重新输入!")
     
     print("用户名和密码错误!请重新输入")