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.
r건대가라오케≉【광고텔@sbmt3】압구정레깅스룸≈익산가라오케∻노래주점∧부산가라오케≧
Natural Language
Math Input
Extended Keyboard
Examples
Upload
Random