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.
世界杯买球网站『谷歌排名联系TG@TGSEO2』2022年10月8日6时2分16秒.6oeu0eqmm
Natural Language
Math Input
Extended Keyboard
Examples
Upload
Random