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.
천안키방╉ 【OPSC01¸CoM】 천안키방▽천안오피 천안키스방✑천안키방✰천안오피
Natural Language
Math Input
Extended Keyboard
Examples
Upload
Random