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.
오피타임⊙ 【OPTIME˛IcU】 오피타임도메인♔오피타임트위터✸오피타임찾기 오피타임찾기♤오피타임새주소
Natural Language
Math Input
Extended Keyboard
Examples
Upload
Random