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.
오피타임д 【optime.ICu】 오피타임새주소 오피타임주소✳오피타임새주소 오피타임트위터✡오피타임찾기
Natural Language
Math Input
Extended Keyboard
Examples
Upload
Random
