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.
m电竞网址（网址:EDF6.COM）m电竞网址_m电竞网址_m电竞网址_m电竞网址_m电竞网址m电竞网址_m电竞网址_m电竞网址_3323D3s3
Natural Language
Math Input
Extended Keyboard
Examples
Upload
Random
