Uh oh! Wolfram|Alpha doesn't run without JavaScript.
Please enable JavaScript. If you don't know how, you can find instructions
here
.
Once you've done that, refresh this page to start using Wolfram|Alpha.
金冠网注册（网址:NBA88.COM）金冠网注册_金冠网注册_金冠网注册_金冠网注册_金冠网注册金冠网注册_金冠网注册_金冠网注册_9W93M93h
Natural Language
Math Input
Extended Keyboard
Examples
Upload
Random
