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.
捕鱼归来『谷歌站群排名联系TG@BTCQ2』2022年10月8日6时11分41秒.ievky4f3i
Natural Language
Math Input
Extended Keyboard
Examples
Upload
Random