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.
밤의제국트위터ⓒ 【aa82.icU】✦밤의제국주소 밤의제국바로가기♢밤의제국안내✃밤의제국바로가기 밤의제국최신주소
Natural Language
Math Input
Extended Keyboard
Examples
Upload
Random