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.
송탄키방ㅃ 【OPSC01¸coM】✱송탄op 송탄키방☆송탄오피 송탄키스방▲송탄휴게텔
Natural Language
Math Input
Extended Keyboard
Examples
Upload
Random