<!--
MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM
MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM
MMMMMMMMMMMMMMMN00KKKKXXXNNNNNNNNNNNNNNNNNNNNNNNWWNWWWWWWWWWWWWWWWWWWWWWWMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMWMWWWWNNNNNXXXXNMMMMMMMMMMMMMMMMMMMMMMMM
MMMMMMMMMMMMMMM0oooooodddxxkkkkkkkkkkkkkkkkkkkkkkkkkkkkkOOOOOOOOOOOOOOOO0000000000000KKKKK0000000000000000000OOOOOkkkxxdddooo0WMMMMMMMMMMMMMMMMMMMMMMM
MMMMMMMMMMMMMMM0oooollooddddddxxxxxxxxxdxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxdddddoooollOWMMMMMMMMMMMMMMMMMMMMMMM
MMMMMMMMMMMMMMMKxddooooodddxxxxxxxxkxxxxxkxxxkkxxxkkxxkxxxxkxxxxkkxxkkxxkkkkxxxkxxkkkkkkkkkkkkkkkkkkkkkkxxxxxxxxxxxdddddodollOWMMMMMMMMMMMMMMMMMMMMMMM
MMMMMMMMMMMMMMMNkddxddxxkkkkkkkkkOOOOOkkkOkkOOOkkOOOkkOOkkkOOkkkOOOkOOOkOOOOOkkOOOOOOOOOOOOOOOOOOOOOOOOkkkkkkkkkkkkkkxxxxdoodKWMMMMMMMMMMMMMMMMMMMMMMM
MMMMMMMMMMMMMMMMXxoddxxkkkOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOkkkkkkkkkkkkkkkkkOOOOOkkkOOOOkkOOOkkxxddolldKWMMMMMMMMMMMMMMMMMMMMMMMM
MMMMMMMMMMMMMMMMMNOddxxxxkkkkxdolclllodkOOOOOOOOOOOOkOOOOOOkkOkxkOOOOOOOOOOOOOOkkkxxxxkkkkkOOOkOOOkOOkOkkOOOkxddddddxdddookNMMMMMMMMMMMMMMMMMMMMMMMMMM
MMMMMMMMMMMMMMMMMMWXOxxkkkkdc;,,,,,,,,,:oxxkOkxl:::ldxc;clodxo,,cccclxkkkOOOOOOOkkxxxxxkkkOOO0K0OkOKOxOOkkkkkxc,:lc;lxxdoOWMMMMMMMMMMMMMMMMMMMMMMMMMMM
MMMMMMMMMMMMMMMMMMMMXkdkkOxlcooo:,,:lool:cxOd,'';::c,.'c:,,::.'c:;,;:okkkkkOOOOOkkkxxkkkkOOOO0K0OkOK0OkkOkkxkd'.::;,:odlkNMMMMMMMMMMMMMMMMMMMMMMMMMMMM
MMMMMMMMMMMMMMMMMMMMKoldkOddO00Oxc;dO0Oko;oO:.,,;:cl;..;''.;lc,.;cc::dkOOkkkOOOOOkkkkOOOOOOOOOOOkkOK00OkOOkkkx:;clllldolOWMMMMMMMMMMMMMMMMMMMMMMMMMMMM
MMMMMMMMMMMMMMMMMMMMKolokOxk00kkOo:xOkkkx;lOl.;l,;olc'.:ol',ox;.cl:ldxkkOkkkkOOOOOOOOOOOOOkkOO0OkkkkOOkOOOOOOxdodxxxdolckWMMMMMMMMMMMMMMMMMMMMMMMMMMMM
MMMMMMMMMMMMMMMMMMMMKocldOOkxxkoc::::oo:::dOOo,:ccll:;cldo:cdxocllldkkkkkOkkkOOOOOOOOOOkdc::coxOOOOkOOkOOOkkOo;cdxxocclcxWMMMMMMMMMMMMMMMMMMMMMMMMMMMM
MMMMMMMMMMMMMMMMMMMM0olodk00kxxolc::cl:,;okOOOkxxxxxxkOOOOkkkkkkkxxxxxkkkOkkkOOOkkxxddl;:c;,,,;:clllllokxdkkOdcdxdxdlclcxNMMMMMMMMMMMMMMMMMMMMMMMMMMMM
MMMMMMMMMMMMMMMMMMMM0lclox0K0Oxol:;;;:clxOOOOOOOkkddolccccccclloxkkkkOOkkkkkxoc:;,''....''....,,. .'::;,'ckkOd:ldddocclcdNMMMMMMMMMMMMMMMMMMMMMMMMMMMM
MMMMMMMMMMMMMMMMMMMM0lcloxOKXXKOxoooodxkkOOkdlc::cllloooddooollc:okkkkkkkdc;,.................',..ckOOOo':kOko,;cooc;:lcxNMMMMMMMMMMMMMMMMMMMMMMMMMMMM
MMMMMMMMMMMMMMMMMMMM0lclodOKXXKK0OkkkkkOxo:::ldxk0Kkk0kd0Od00dkKddkkOOko;.....................',..o0Ok0x.'kOkc,:oxxl:clcxNMMMMMMMMMMMMMMMMMMMMMMMMMMMM
MMMMMMMMMMMMMMMMMMMM0l:codOKXXXK0OOkkxl:;cdO0kkxcldllxxokOdOOok0xkOOOd;.......................',. .:ddc. .dOkxxkkkkkdlccxNMMMMMMMMMMMMMMMMMMMMMMMMMMMM
MMMMMMMMMMMMMMMMMMMM0c:codOK000xxkdl:;:d00xkd;;dxxkOkkxxxxxxxkkkddOOo'........................',. ,oxxd; .dOkkkkkOOkxlccxNMMMMMMMMMMMMMMMMMMMMMMMMMMMM
MMMMMMMMMMMMMMMMMMMM0lclodkOxdolccclokOOOxod0Odddoc:;;;::;'..'::;lxl...........................,..dOkk0k''xOkkkkkOOOxlccxNMMMMMMMMMMMMMMMMMMMMMMMMMMMM
MMMMMMMMMMMMMMMMMMMM0lclodOKKK00OkkOd:lxOOOkdl:;:coddxdl;.....:xkxc............................,. ,odxo; 'xOkkkkOOOOxlccxNMMMMMMMMMMMMMMMMMMMMMMMMMMMM
MMMMMMMMMMMMMMMMMMMMKlclodkXWWKOko;cxddOkdc;:loxkkOkkl'........':;...,;,.....:oddxxdol:,.......'. .:ddc. 'xOkkkkOOOkxlccxNMMMMMMMMMMMMMMMMMMMMMMMMMMMM
MMMMMMMMMMMMMMMMMMMMKoclodkKXNKkO0kkOOdc;:ldkkOOkkkkkl.............,xKK0l..'lxclONWWWNkodo:...'c,.o0kO0x.'xOkkkkOOOkxllcxNMMMMMMMMMMMMMMMMMMMMMMMMMMMM
MMMMMMMMMMMMMMMMMMMMXoclodkKK0Okkdol:;:ldkOOOkxxxddddd;............lXOxKx.:OKx:kNWNNWXd;;kXk;..::'ckOOOl.'xOkkkO00OOxllcxNMMMMMMMMMMMMMMMMMMMMMMMMMMMM
MMMMMMMMMMMMMMMMMMMMXdclodkKK0kdlccloxkkkxddxkOO00Od:;c'...........lKKkOko0WNl'dNNNNKl:kKXNKc..,c,.'::,. 'dOkkO0000OxolckWMMMMMMMMMMMMMMMMMMMMMMMMMMMM
MMMMMMMMMMMMMMMMMMMMXdclodk000OOOkkkkdooddxk0XWMMXxc;cxd'      ....'oO0XNKdlkK0XXKKNO;c0WNNo.'lxOko'......;xOO00KOdddollOWMMMMMMMMMMMMMMMMMMMMMMMMMMMM
MMMMMMMMMMMMMMMMMMMMXdclodk00OOOkkxlloOOxddodkKNNXKklcdOd'  'cc'.   ,ONNNx. .l0XXXXNN0xkKNXdlOX00K0l'.,;...'coxxxolcclll0MMMMMMMMMMMMMMMMMMMMMMMMMMMMM
MMMMMMMMMMMMMMMMMMMMNxclodk000OOko:l0WWKkkkXNWWNXXWWXo;oOx;,kWXc':;.;KWNNl  .dX0k0Xx:'.oKXNNNNKxONNNx;xXx,...':clllc,;llOMMMMMMMMMMMMMMMMMMMMMMMMMMMMM
MMMMMMMMMMMMMMMMMMMMNxccoox000Oxl;dNMMWKkkkkxxdOKXWMWKc:xOxxXWOo0Xd.'ONNXo..'ldccOKo. ;0NNNNXX0OKXXW0cxXO:...,:llllc'.:lOWMMMMMMMMMMMMMMMMMMMMMMMMMMMM
MMMMMMMMMMMMMMMMMMMMNxclooxO0Oko;lXWWWWWKOkdoooxKNWWWNd;dOxkNWXXXO:..lXNNOoddolclooc,:ONNNN0l,ckXXKxc;dKO:...,:llllc'.;lOWMMMMMMMMMMMMMMMMMMMMMMMMMMMM
MMMMMMMMMMMMMMMMMMMMWxclodkOOOkl,dKxook0kxdkxoolkKOdkKocOK0KNNNWNXx' .c0NXOxxkkOOOkkkKNNNKko::cONNNc.,dKl....,:cllllccllkWMMMMMMMMMMMMMMMMMMMMMMMMMMMM
MMMMMMMMMMMMMMMMMMMMWkccldxkkkko;okccdddl:clc;,;o0OldxcoOO0KNNNNNOlc:,';d0KK0OOkkOOKXNNKOxdoooloKN0;..,;.....,:ldxkOxolckWMMMMMMMMMMMMMMMMMMMMMMMMMMMM
MMMMMMMMMMMMMMMMMMMMWOccloxkkxkxl:ldxOkOkxxkOkdd0X0xoldOOOkkOOOOxllooolcckOOOOOO0000Okkxoddoooolol' ..    ..:oxOK00OxllckWMMMMMMMMMMMMMMMMMMMMMMMMMMMM
MMMMMMMMMMMMMMMMMMMMWOllodxkkkkxxdloOXWMNK00OOXWWXkddkOOOOOkkkdlcccccccoOXkoxkdk00OOdodddoolc:;'..  ...';clxO00000OkdlcckWMMMMMMMMMMMMMMMMMMMMMMMMMMMM
MMMMMMMMMMMMMMMMMMMMM0llodxkkkkkkkkdodxOkxxxolxOkxxkkkkkOkkxkkkkxdooolcdOOdlllo0KK0kdddol:,'....',;..'ckkkkkOO00000kdllckWMMMMMMMMMMMMMMMMMMMMMMMMMMMM
MMMMMMMMMMMMMMMMMMMMM0lloxOOOOOOOOOOOOkxxxxxxxxkOOOkkkkkkkkkkkkkkkkkkko:llllollxOOkkxdoloddxxkkO000o:cx0000KKXXXXXXOolcckWMMMMMMMMMMMMMMMMMMMMMMMMMMMM
MMMMMMMMMMMMMMMMMMMMMOlloxKXNNNNNNNNNNXXXXXNXXXXXXXXXXXXXXXXXXXXXXXXXXK0KKKKKKKXXXXXKKKKXNNNNNNNNNNNNNNWWWWWWWWWWWNOollckWMMMMMMMMMMMMMMMMMMMMMMMMMMMM
MMMMMMMMMMMMMMMMMMMMWOllodONWWXKKXNNXKKXNNXKKXNWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWMMMMMMMMMMMMMMMWKxlllckWMMMMMMMMMMMMMMMMMMMMMMMMMMMM
MMMMMMMMMMMMMMMMMMMMWkclookXWXkkOOKKkkOOKKkOOOKMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMWN0oclllkWMMMMMMMMMMMMMMMMMMMMMMMMMMMM
MMMMMMMMMMMMMMMMMMMMWkllolxKNN0OO0XN0OO0NN0O0KNMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMWNklclllkWMMMMMMMMMMMMMMMMMMMMMMMMMMMM
MMMMMMMMMMMMMMMMMMMMWxccllo0NWWWWMMMWWWMMMMWWMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMWXd:colckWMMMMMMMMMMMMMMMMMMMMMMMMMMMM
MMMMMMMMMMMMMMMMMMMMNxcclllONWMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMWNNNXXKKNWWNXXXXXKKXWMMMMMMMMMMMMMMMMMMMMMMMMMMMMMWKo:colckWMMMMMMMMMMMMMMMMMMMMMMMMMMMM
MMMMMMMMMMMMMMMMMMMMNxccoolkNWMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMNkoolcllokX0olllcclldKWMMMMMMMMMMMMMMMMMMMMMMMMMMMMW0c;lolckWMMMMMMMMMMMMMMMMMMMMMMMMMMMM
MMMMMMMMMMMMMMMMMMMMNxcloolkXWMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMWKdcccc:cldOxlc;c:ccclOWMMMMMMMMMMMMMMMMMMMMMMMMMMMMWk:;lolckWMMMMMMMMMMMMMMMMMMMMMMMMMMMM
MMMMMMMMMMMMMMMMMMMMNdcllolxXWMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMXkl:clccookOo:,clcclokWMMMMMMMMMMMMMMMMMMMMMMMMMMMWNx;;lollOWMMMMMMMMMMMMMMMMMMMMMMMMMMMM
MMMMMMMMMMMMMMMMMMMMNdclloldXWMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMXOxdoloxxxO0kdodloxxdOWMMMMMMMMMMMMMMMMMMMMMMMMMMMWNx,:oollOWMMMMMMMMMMMMMMMMMMMMMMMMMMMM
MMMMMMMMMMMMMMMMMMMMXdclodldKWWMWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWXKXWWWWWWWWNKXWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWMWXd,coollOWMMMMMMMMMMMMMMMMMMMMMMMMMMMM
MMMMMMMMMMMMMMMMMMMMKoclododKWWWXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXNWWXo,colllOWMMMMMMMMMMMMMMMMMMMMMMMMMMMM
MMMMMMMMMMMMMMMMMMMMKlclloldKWWMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMWXl'lolccOMMMMMMMMMMMMMMMMMMMMMMMMMMMMM
MMMMMMMMMMMMMMMMMMMM0l:cloldKWWMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMWXl,lollcOMMMMMMMMMMMMMMMMMMMMMMMMMMMMM
MMMMMMMMMMMMMMMMMMMM0lcllooxKWWMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMWXl,odollOMMMMMMMMMMMMMMMMMMMMMMMMMMMMM
MMMMMMMMMMMMMMMMMMMM0lcloddkXWMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMWXl;odollOMMMMMMMMMMMMMMMMMMMMMMMMMMMMM
MMMMMMMMMMMMMMMMMMMM0lcloddkXWMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMWXo;odollOMMMMMMMMMMMMMMMMMMMMMMMMMMMMM
MMMMMMMMMMMMMMMMMMMMOccloddOXWMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMWXd:odolcOMMMMMMMMMMMMMMMMMMMMMMMMMMMMM
MMMMMMMMMMMMMMMMMMMMOccloddOXNMWXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXNWWNx:odoll0MMMMMMMMMMMMMMMMMMMMMMMMMMMMM
MMMMMMMMMMMMMMMMMMMMOlcloddOXWMWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWMWNkcodoloKMMMMMMMMMMMMMMMMMMMMMMMMMMMMM
MMMMMMMMMMMMMMMMMMMMOlclodx0NWMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMWMMMMMMMMMMMMMMMMMMMMMMMMMMMMMW0lldoldKMMMMMMMMMMMMMMMMMMMMMMMMMMMMM
MMMMMMMMMMMMMMMMMMMM0lloodx0NWMMMMMMMMMMMMMMMMMMMN0KNNNX0KNXO0NNNX0KNXOO0O0XKOkKKkOKKOK0O0K0XWMMMMMMNKKKNWWXKKXWWXdldoldXMMMMMMMMMMMMMMMMMMMMMMMMMMMMM
MMMMMMMMMMMMMMMMMMMM0oloodxKNWMMMMMMMMMMMMMMMMMMMN00XNNX00NXO0XNNX00NKkO00KXKOk00kOKKO00k0K0KWMMMMMW0kOOOX0kOOOXWNOooolxNMMMMMMMMMMMMMMMMMMMMMMMMMMMMM
MMMMMMMMMMMMMMMMMMMMKoloodkKNWMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMWX000KWX0OOKNWWXxdolOWMMMMMMMMMMMMMMMMMMMMMMMMMMMMM
MMMMMMMMMMMMMMMMMMMMKoloodOXNWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWMWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWNNWNNNXXXXKK0kdoo0MMMMMMMMMMMMMMMMMMMMMMMMMMMMMM
MMMMMMMMMMMMMMMMMMMMKoclodkOOkkkkkkkkkkkkkkOOOOO000000KKKKKKKKKKKKKKK00000000000OOOOOOOOkkkkkkxxxxxxxddddooooooooooooloKMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM
MMMMMMMMMMMMMMMMMMMMKocloddxxollllllllllloooooodddxxxxxxxxxxxxxxxxxddddooddoollllccc::::::;;;;;;;::::::ccccclllllooodooONMMMMMMMMMMMMMMMMMMMMMMMMMMMMM
MMMMMMMMMMMMMMMMMMMMKocloooddddddxxxxxxkkkxxkxxkxxxxxxkkkkkkkkkkkkkOkkk0KKKKK0OkkOkxxkkkxxddddxxddxxxdxxxxdddxddxddddoold0WMMMMMMMMMMMMMMMMMMMMMMMMMMM
MMMMMMMMMMMMMMMMMMNOocccloodddxxxxxddxddddddddddddddddxxooxkxxkkxdxkxxx0K00000kxkkxoodxxxdddddxxxxxxxxxxxxxxxdddddddddoollxXWMMMMMMMMMMMMMMMMMMMMMMMMM
MMMMMMMMMMMMMMMMWKoc::ccloooooooooooooollllllllllllllllooooooddddooooooddddddooooooooooooollloooooddddddddddooolllloooolllcl0WMMMMMMMMMMMMMMMMMMMMMMMM
MMMMMMMMMMMMMMMW0l::cclllllolllllllllccclccccccccccccccccccccccccccccccccccc::::::::c::cccccccccclllllllllllcccccccccccllcccdXMMMMMMMMMMMMMMMMMMMMMMMM
MMMMMMMMMMMMMMMWx:::cccllloololoooooooooddddddddoddddddddddoddddddooodooooodoooooooooooooooodddddddddoooooodoolloooooolllllcoXMMMMMMMMMMMMMMMMMMMMMMMM
MMMMMMMMMMMMMMMWk::cccclooooollooddoddoddddddddddddddxxxdddddddddddddddddddddddddddddddddddddxxxdxxxxddddddddooodddddooooolldXMMMMMMMMMMMMMMMMMMMMMMMM
MMMMMMMMMMMMMMMWOllooddxxxkkxxkkOkOOOOOOOOOOkkkkkxxkkkkkkkkkkkkOOOOOOOOOOOOOOkkkkkkkkkkkkkkkkkkxxxxxxxxxxxxxxdddddddddddooolxNMMMMMMMMMMMMMMMMMMMMMMMM
MMMMMMMMMMMMMMMMWNNNNNNWWWWWWWWWWWWWMWWWWWWWWWWWWWWWWWWWWWWWWWWWWWMMMMMMMMWWWWWWWWWWWWWWWWWWWNNNNNNNNNNNNNNNNNXXXXXXXXXKKK00KWMMMMMMMMMMMMMMMMMMMMMMMM
MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM
MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM
MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM
--><!doctype html><html lang=en dir=ltr class=scroll-smooth data-default-appearance=light data-auto-appearance=true><head><meta charset=utf-8><meta name=viewport content="width=device-width,initial-scale=1"><meta name=theme-color content="#FFFFFF"><title>OSINT &#183; Bun_.'s Blog</title><meta name=title content="OSINT &#183; Bun_.'s Blog"><script type=text/javascript src=https://superliverbun.github.io/js/appearance.min.8a082f81b27f3cb2ee528df0b0bdc39787034cf2cc34d4669fbc9977c929023c.js integrity="sha256-iggvgbJ/PLLuUo3wsL3Dl4cDTPLMNNRmn7yZd8kpAjw="></script><link type=text/css rel=stylesheet href=https://superliverbun.github.io/css/main.bundle.min.c5d180809a1b42461a54c78e2b1a33c0deaae4ed388158b1a0edfbb4382a8193.css integrity="sha256-xdGAgJobQkYaVMeOKxozwN6q5O04gVixoO37tDgqgZM="><script defer type=text/javascript id=script-bundle src=https://superliverbun.github.io/js/main.bundle.min.7620ceb01605dc7f6705b260bd10494616b441ed7070d720521be7caf26736c8.js integrity="sha256-diDOsBYF3H9nBbJgvRBJRha0Qe1wcNcgUhvnyvJnNsg=" data-copy=Copy data-copied=Copied></script><meta name=description content="
      
        
      
    "><link rel=canonical href=https://superliverbun.github.io/tags/osint/><link rel=alternate type=application/rss+xml href=https://superliverbun.github.io/tags/osint/index.xml title="Bun_.'s Blog"><link rel=icon type=image/png sizes=32x32 href=/img/avatar_hu_9e1a1d981a9a8a8.png><link rel=icon type=image/png sizes=16x16 href=/img/avatar_hu_8fcbcf5e1a3906f.png><link rel=icon type=image/png sizes=48x48 href=/img/avatar_hu_e26ab3cfddc33ddb.png><link rel=apple-touch-icon sizes=180x180 href=/img/avatar_hu_596b6e1e6aaa3ddb.png><meta property="og:url" content="https://superliverbun.github.io/tags/osint/"><meta property="og:site_name" content="Bun_.'s Blog"><meta property="og:title" content="OSINT"><meta property="og:locale" content="en"><meta property="og:type" content="website"><meta name=twitter:card content="summary"><meta name=twitter:title content="OSINT"><meta name=author content="Bun_."><link href=mailto:linhezhen03@gmail.com rel=me><link href=https://steamcommunity.com/profiles/76561198852358050/ rel=me><link href=https://www.linkedin.com/in/hazelle-lin-bun rel=me><link href=https://www.instagram.com/kazuma_bun.0_0/ rel=me><link rel=preconnect href=https://fonts.googleapis.com><link rel=preconnect href=https://fonts.gstatic.com crossorigin><link href="https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;500;700&family=Press+Start+2P&family=VT323&display=swap" rel=stylesheet><script defer src=https://static.cloudflareinsights.com/beacon.min.js data-cf-beacon='{"token": "119e68e8040b44d5ab8b340ef908d8df"}'></script><meta name=google-site-verification content="s1L_dlH5hgA6EAbi_gNqbZc2Psf4s9dUBG9pQcA6MbI"></head><body class="m-auto flex h-screen max-w-7xl flex-col bg-neutral px-6 text-lg leading-7 text-neutral-900 dark:bg-neutral-800 dark:text-neutral sm:px-14 md:px-24 lg:px-32"><div id=the-top class="absolute flex self-center"><a class="-translate-y-8 rounded-b-lg bg-primary-200 px-3 py-1 text-sm focus:translate-y-0 dark:bg-neutral-600" href=#main-content><span class="pe-2 font-bold text-primary-600 dark:text-primary-400">&darr;</span>Skip to main content</a></div><header class="py-6 font-semibold text-neutral-900 dark:text-neutral sm:py-10 print:hidden"><nav class="flex items-start justify-between sm:items-center"><div class="flex flex-row items-center"><a class="header-term decoration-primary-500 hover:underline hover:decoration-2 hover:underline-offset-2" rel=me href=/ aria-label="Bun_.'s Blog"><span class=ht-p>~$</span> <span id=header-tw></span><span class=ht-cur>&#9611;</span></a></div><ul class="flex list-none flex-col text-end sm:flex-row"><li class="group mb-1 sm:mb-0 sm:me-7 sm:last:me-0.5"><a href=/posts/ title=Posts><span class="decoration-primary-500 group-hover:underline group-hover:decoration-2 group-hover:underline-offset-2">Posts</span></a></li><li class="group mb-1 sm:mb-0 sm:me-7 sm:last:me-0.5"><a href=/tags/ title=Tags><span class="decoration-primary-500 group-hover:underline group-hover:decoration-2 group-hover:underline-offset-2">Tags</span></a></li><li class="group mb-1 sm:mb-0 sm:me-7 sm:last:me-0.5"><a href=/about/ title=About><span class="decoration-primary-500 group-hover:underline group-hover:decoration-2 group-hover:underline-offset-2">About</span></a></li><li class="group mb-1 sm:mb-0 sm:me-7 sm:last:me-0.5"><span class="gnav-item gnav-has-drop"><a href=/photos/ title><span class="decoration-primary-500 group-hover:underline group-hover:decoration-2 group-hover:underline-offset-2">Photos</span></a>
<span class=gnav-drop><a href=/photos/travel/>Travel</a>
<a href=/photos/volunteer/>Volunteer</a>
<a href=/photos/events/>Events</a>
<a href=/photos/film/>Film</a></span></span></li><li class="group mb-1 sm:mb-0 sm:me-7 sm:last:me-0"><button id=search-button-m0 title="Search (/)">
<span class="group-dark:hover:text-primary-400 transition-colors group-hover:text-primary-600"><span class="icon relative inline-block px-1 align-text-bottom"><svg aria-hidden="true" focusable="false" data-prefix="fas" data-icon="search" class="svg-inline--fa fa-search fa-w-16" role="img" viewBox="0 0 512 512"><path fill="currentColor" d="M505 442.7 405.3 343c-4.5-4.5-10.6-7-17-7H372c27.6-35.3 44-79.7 44-128C416 93.1 322.9.0 208 0S0 93.1.0 208s93.1 208 208 208c48.3.0 92.7-16.4 128-44v16.3c0 6.4 2.5 12.5 7 17l99.7 99.7c9.4 9.4 24.6 9.4 33.9.0l28.3-28.3c9.4-9.4 9.4-24.6.1-34zM208 336c-70.7.0-128-57.2-128-128 0-70.7 57.2-128 128-128 70.7.0 128 57.2 128 128 0 70.7-57.2 128-128 128z"/></svg></span></span></button></li></ul></nav></header><div class="relative flex grow flex-col"><main id=main-content class=grow><header><ol class="text-sm text-neutral-500 dark:text-neutral-400 print:hidden"><li class="hidden inline"><a class="dark:underline-neutral-600 decoration-neutral-300 hover:underline" href=https://superliverbun.github.io/>Home</a><span class="px-1 text-primary-500">/</span></li><li class=inline><a class="dark:underline-neutral-600 decoration-neutral-300 hover:underline" href=https://superliverbun.github.io/tags/>Tags</a><span class="px-1 text-primary-500">/</span></li><li class="hidden inline"><a class="dark:underline-neutral-600 decoration-neutral-300 hover:underline" href=https://superliverbun.github.io/tags/osint/>OSINT</a><span class="px-1 text-primary-500">/</span></li></ol><h1 class="mt-0 text-4xl font-extrabold text-neutral-900 dark:text-neutral">OSINT</h1></header><section class="mt-0 prose flex max-w-full flex-col dark:prose-invert lg:flex-row"><div class="min-h-0 min-w-0 max-w-prose grow"></div></section><section><h2 class="mt-12 text-2xl font-bold text-neutral-700 first:mt-8 dark:text-neutral-300">2026</h2><hr class="w-36 border-dotted border-neutral-400"><article class="mt-6 flex max-w-prose flex-row"><div><h3 class="flex items-center text-xl font-semibold"><a class="text-neutral-800 decoration-primary-500 hover:underline hover:underline-offset-2 dark:text-neutral" href=https://superliverbun.github.io/posts/l3akctf-2026/>L3akCTF 2026</a></h3><div class="text-sm text-neutral-500 dark:text-neutral-400"><div class="flex flex-row flex-wrap items-center"><time datetime="2026-08-03 08:12:53 +0000 UTC">3 August 2026</time><span class="px-2 text-primary-500">&#183;</span><time datetime="2026-08-14 10:10:10 +0000 UTC">Updated: 14 August 2026</time><span class="px-2 text-primary-500">&#183;</span><span>4988 words</span></div><div class="my-1 flex flex-wrap text-xs leading-relaxed text-neutral-500 dark:text-neutral-400"><a href=https://superliverbun.github.io/tags/ctf/ class="mx-1 my-1 rounded-md border border-neutral-200 px-1 py-[1px] hover:border-primary-300 hover:text-primary-700 dark:border-neutral-600 dark:hover:border-primary-600 dark:hover:text-primary-400">CTF</a>
<a href=https://superliverbun.github.io/tags/writeup/ class="mx-1 my-1 rounded-md border border-neutral-200 px-1 py-[1px] hover:border-primary-300 hover:text-primary-700 dark:border-neutral-600 dark:hover:border-primary-600 dark:hover:text-primary-400">Writeup</a>
<a href=https://superliverbun.github.io/tags/crypto/ class="mx-1 my-1 rounded-md border border-neutral-200 px-1 py-[1px] hover:border-primary-300 hover:text-primary-700 dark:border-neutral-600 dark:hover:border-primary-600 dark:hover:text-primary-400">Crypto</a>
<a href=https://superliverbun.github.io/tags/web/ class="mx-1 my-1 rounded-md border border-neutral-200 px-1 py-[1px] hover:border-primary-300 hover:text-primary-700 dark:border-neutral-600 dark:hover:border-primary-600 dark:hover:text-primary-400">Web</a>
<a href=https://superliverbun.github.io/tags/forensics/ class="mx-1 my-1 rounded-md border border-neutral-200 px-1 py-[1px] hover:border-primary-300 hover:text-primary-700 dark:border-neutral-600 dark:hover:border-primary-600 dark:hover:text-primary-400">Forensics</a>
<a href=https://superliverbun.github.io/tags/misc/ class="mx-1 my-1 rounded-md border border-neutral-200 px-1 py-[1px] hover:border-primary-300 hover:text-primary-700 dark:border-neutral-600 dark:hover:border-primary-600 dark:hover:text-primary-400">Misc</a>
<a href=https://superliverbun.github.io/tags/osint/ class="mx-1 my-1 rounded-md border border-neutral-200 px-1 py-[1px] hover:border-primary-300 hover:text-primary-700 dark:border-neutral-600 dark:hover:border-primary-600 dark:hover:text-primary-400">OSINT</a>
<a href=https://superliverbun.github.io/tags/pwn/ class="mx-1 my-1 rounded-md border border-neutral-200 px-1 py-[1px] hover:border-primary-300 hover:text-primary-700 dark:border-neutral-600 dark:hover:border-primary-600 dark:hover:text-primary-400">Pwn</a></div></div></div></article></section></main><div class="pointer-events-none absolute bottom-0 end-0 top-[100vh] w-12" id=to-top hidden=true><a href=#the-top class="pointer-events-auto sticky top-[calc(100vh-5.5rem)] flex h-12 w-12 items-center justify-center rounded-full bg-neutral/50 text-xl text-neutral-700 backdrop-blur hover:text-primary-600 dark:bg-neutral-800/50 dark:text-neutral dark:hover:text-primary-400" aria-label="Scroll to top" title="Scroll to top">&uarr;</a></div><footer class="py-10 print:hidden"><div class="flex items-center justify-between"><div><p class="text-sm text-neutral-500 dark:text-neutral-400">&copy;
2026
Bun_.</p><p class="text-xs text-neutral-500 dark:text-neutral-400">Powered by <a class="hover:underline hover:decoration-primary-400 hover:text-primary-500" href=https://gohugo.io/ target=_blank rel="noopener noreferrer">Hugo</a> & <a class="hover:underline hover:decoration-primary-400 hover:text-primary-500" href=https://github.com/jpanther/congo target=_blank rel="noopener noreferrer">Congo</a></p></div><div class="flex flex-row items-center"><div class="me-14 cursor-pointer text-sm text-neutral-700 hover:text-primary-600 dark:text-neutral dark:hover:text-primary-400"><button id=appearance-switcher-0 type=button aria-label="appearance switcher"><div class="flex h-12 w-12 items-center justify-center dark:hidden" title="Switch to dark appearance"><span class="icon relative inline-block px-1 align-text-bottom"><svg viewBox="0 0 512 512"><path fill="currentColor" d="M32 256C32 132.2 132.3 32 255.8 32c11.36.0 29.7 1.668 40.9 3.746 9.616 1.777 11.75 14.63 3.279 19.44C245 86.5 211.2 144.6 211.2 207.8c0 109.7 99.71 193 208.3 172.3 9.561-1.805 16.28 9.324 10.11 16.95C387.9 448.6 324.8 480 255.8 480 132.1 480 32 379.6 32 256z"/></svg></span></div><div class="hidden h-12 w-12 items-center justify-center dark:flex" title="Switch to light appearance"><span class="icon relative inline-block px-1 align-text-bottom"><svg viewBox="0 0 512 512"><path fill="currentColor" d="M256 159.1c-53.02.0-95.1 42.98-95.1 95.1s41.2 96.9 95.1 96.9 95.1-42.98 95.1-95.1S309 159.1 256 159.1zM509.3 347l-63.2-91.9 63.15-91.01c6.332-9.125 1.104-21.74-9.826-23.72l-109-19.7-19.7-109c-1.975-10.93-14.59-16.16-23.72-9.824L256 65.89 164.1 2.736c-9.125-6.332-21.74-1.107-23.72 9.824L121.6 121.6 12.56 141.3C1.633 143.2-3.596 155.9 2.736 164.1L65.89 256 2.74 347.01c-6.332 9.125-1.105 21.74 9.824 23.72l109 19.7 19.7 109c1.975 10.93 14.59 16.16 23.72 9.824L256 446.1l91.01 63.15c9.127 6.334 21.75 1.107 23.72-9.822l19.7-109 109-19.7C510.4 368.8 515.6 356.1 509.3 347zM256 383.1c-70.69.0-127.1-57.31-127.1-127.1.0-70.69 57.31-127.1 127.1-127.1S383.1 186.2 383.1 256c0 70.7-56.4 127.1-127.1 127.1z"/></svg></span></div></button></div></div></div><canvas id=bg-net aria-hidden=true></canvas><div class=pixel-ground aria-hidden=true></div><div class=dino-runner aria-hidden=true><div class=dino-hop><svg class="dino-f dino-a" viewBox="0 0 27 27" shape-rendering="crispEdges" fill="currentColor"><rect x="15" y="0" width="11" height="1"/><rect x="14" y="1" width="13" height="1"/><rect x="14" y="2" width="3" height="1"/><rect x="19" y="2" width="8" height="1"/><rect x="14" y="3" width="3" height="1"/><rect x="19" y="3" width="8" height="1"/><rect x="14" y="4" width="13" height="1"/><rect x="14" y="5" width="13" height="1"/><rect x="14" y="6" width="13" height="1"/><rect x="14" y="7" width="6" height="1"/><rect x="14" y="8" width="6" height="1"/><rect x="0" y="9" width="1" height="1"/><rect x="14" y="9" width="11" height="1"/><rect x="0" y="10" width="1" height="1"/><rect x="13" y="10" width="6" height="1"/><rect x="0" y="11" width="1" height="1"/><rect x="12" y="11" width="7" height="1"/><rect x="0" y="12" width="3" height="1"/><rect x="11" y="12" width="8" height="1"/><rect x="0" y="13" width="4" height="1"/><rect x="10" y="13" width="12" height="1"/><rect x="0" y="14" width="5" height="1"/><rect x="9" y="14" width="13" height="1"/><rect x="0" y="15" width="19" height="1"/><rect x="20" y="15" width="2" height="1"/><rect x="0" y="16" width="19" height="1"/><rect x="2" y="17" width="17" height="1"/><rect x="2" y="18" width="17" height="1"/><rect x="3" y="19" width="16" height="1"/><rect x="3" y="20" width="15" height="1"/><rect x="4" y="21" width="13" height="1"/><rect x="5" y="22" width="12" height="1"/><rect x="5" y="23" width="5" height="1"/><rect x="12" y="23" width="4" height="1"/><rect x="5" y="24" width="4" height="1"/><rect x="13" y="24" width="3" height="1"/><rect x="5" y="25" width="3" height="1"/><rect x="13" y="25" width="2" height="1"/><rect x="5" y="26" width="2" height="1"/></svg>
<svg class="dino-f dino-b" viewBox="0 0 27 27" shape-rendering="crispEdges" fill="currentColor"><rect x="15" y="0" width="11" height="1"/><rect x="14" y="1" width="13" height="1"/><rect x="14" y="2" width="3" height="1"/><rect x="19" y="2" width="8" height="1"/><rect x="14" y="3" width="3" height="1"/><rect x="19" y="3" width="8" height="1"/><rect x="14" y="4" width="13" height="1"/><rect x="14" y="5" width="13" height="1"/><rect x="14" y="6" width="13" height="1"/><rect x="14" y="7" width="6" height="1"/><rect x="14" y="8" width="6" height="1"/><rect x="0" y="9" width="1" height="1"/><rect x="14" y="9" width="11" height="1"/><rect x="0" y="10" width="1" height="1"/><rect x="13" y="10" width="6" height="1"/><rect x="0" y="11" width="1" height="1"/><rect x="12" y="11" width="7" height="1"/><rect x="0" y="12" width="3" height="1"/><rect x="11" y="12" width="8" height="1"/><rect x="0" y="13" width="4" height="1"/><rect x="10" y="13" width="12" height="1"/><rect x="0" y="14" width="5" height="1"/><rect x="9" y="14" width="13" height="1"/><rect x="0" y="15" width="19" height="1"/><rect x="20" y="15" width="2" height="1"/><rect x="0" y="16" width="19" height="1"/><rect x="2" y="17" width="17" height="1"/><rect x="2" y="18" width="17" height="1"/><rect x="3" y="19" width="16" height="1"/><rect x="3" y="20" width="15" height="1"/><rect x="4" y="21" width="13" height="1"/><rect x="5" y="22" width="12" height="1"/><rect x="5" y="23" width="5" height="1"/><rect x="12" y="23" width="4" height="1"/><rect x="5" y="24" width="3" height="1"/><rect x="12" y="24" width="4" height="1"/><rect x="6" y="25" width="2" height="1"/><rect x="12" y="25" width="3" height="1"/><rect x="13" y="26" width="2" height="1"/></svg></div></div><script>(function(){var e=window.matchMedia&&matchMedia("(prefers-reduced-motion: reduce)").matches;(function(){if(n=document.getElementById("bg-net"),!n)return;if(window.matchMedia&&matchMedia("(max-width: 768px)").matches){n.style.display="none";return}var n,t=n.getContext("2d"),s=[],o={x:-9999,y:-9999},i=Math.min(window.devicePixelRatio||1,2);function c(){return document.documentElement.classList.contains("dark")?"167,139,250":"124,58,237"}function l(){n.width=innerWidth*i,n.height=innerHeight*i,t.setTransform(i,0,0,i,0,0)}function a(){l();var e,t=Math.max(28,Math.min(90,Math.floor(innerWidth/20)));s=[];for(e=0;e<t;e++)s.push({x:Math.random()*innerWidth,y:Math.random()*innerHeight,vx:(Math.random()-.5)*.4,vy:(Math.random()-.5)*.4})}function r(){h=c(),t.clearRect(0,0,n.width,n.height);for(a=0;a<s.length;a++){i=s[a],i.x+=i.vx,i.y+=i.vy,(i.x<0||i.x>innerWidth)&&(i.vx*=-1),(i.y<0||i.y>innerHeight)&&(i.vy*=-1);var i,a,l,u,h,p,m=i.x-o.x,f=i.y-o.y,d=(m*m+f*f)**.5;d<150&&d>.01&&(i.x+=m/d*1.3,i.y+=f/d*1.3),t.fillStyle="rgba("+h+",0.75)",t.fillRect(Math.round(i.x)-1.5,Math.round(i.y)-1.5,3,3);for(u=a+1;u<s.length;u++)l=s[u],p=Math.hypot(i.x-l.x,i.y-l.y),p<150&&(t.beginPath(),t.moveTo(i.x,i.y),t.lineTo(l.x,l.y),t.strokeStyle="rgba("+h+","+.15*(1-p/150)+")",t.lineWidth=1,t.stroke())}e||requestAnimationFrame(r)}addEventListener("resize",a),addEventListener("mousemove",function(e){o.x=e.clientX,o.y=e.clientY}),a(),r()})(),function(){if(s=document.querySelector(".dino-runner"),r=s&&s.querySelector(".dino-hop"),!s||!r)return;v="pxpad.open";function H(e){try{return localStorage.getItem(e)}catch{return null}}function L(e,t){try{localStorage.setItem(e,t)}catch{}}T='<svg viewBox="0 0 16 8" shape-rendering="crispEdges" preserveAspectRatio="none" aria-hidden="true"><g fill="#e33b30"><rect x="9" y="0" width="6" height="1"/><rect x="5" y="1" width="11" height="1"/><rect x="2" y="2" width="14" height="1"/><rect x="0" y="3" width="16" height="1"/><rect x="0" y="4" width="16" height="1"/><rect x="2" y="5" width="14" height="1"/><rect x="5" y="6" width="11" height="1"/><rect x="9" y="7" width="6" height="1"/></g><g fill="#ff9c1a"><rect x="5" y="1" width="8" height="1"/><rect x="2" y="2" width="12" height="1"/><rect x="0" y="3" width="14" height="1"/><rect x="0" y="4" width="14" height="1"/><rect x="2" y="5" width="12" height="1"/><rect x="5" y="6" width="8" height="1"/></g><g fill="#ffd21e"><rect x="2" y="2" width="8" height="1"/><rect x="0" y="3" width="11" height="1"/><rect x="0" y="4" width="11" height="1"/><rect x="2" y="5" width="8" height="1"/></g><g fill="#fff6c9"><rect x="0" y="3" width="6" height="1"/><rect x="0" y="4" width="6" height="1"/></g></svg>',C='<svg viewBox="0 0 15 11" shape-rendering="crispEdges" preserveAspectRatio="none" aria-hidden="true"><g fill="#1b1c20"><rect x="1" y="0" width="13" height="1"/><rect x="0" y="1" width="1" height="6"/><rect x="14" y="1" width="1" height="6"/><rect x="1" y="7" width="13" height="1"/><rect x="4" y="8" width="3" height="1"/><rect x="4" y="9" width="2" height="1"/><rect x="4" y="10" width="1" height="1"/></g><g fill="#fdfdff"><rect x="1" y="1" width="13" height="6"/></g><g fill="#e5484f"><rect x="6" y="2" width="1" height="1"/><rect x="8" y="2" width="1" height="1"/><rect x="5" y="3" width="5" height="1"/><rect x="5" y="4" width="5" height="1"/><rect x="6" y="5" width="3" height="1"/><rect x="7" y="6" width="1" height="1"/></g></svg>',b=document.createElement("div"),b.className="dino-fx dino-kick",r.appendChild(b),f=document.createElement("div"),f.className="dino-fx dino-fire",f.innerHTML=T,r.appendChild(f),p=document.createElement("div"),p.className="dino-fx dino-say",p.innerHTML=C,r.appendChild(p),a=document.createElement("div"),a.className="px-meteors",a.setAttribute("aria-hidden","true"),document.body.appendChild(a),h=0;function G(e){var t=document.createElement("i");t.className="px-boom",t.style.left=Math.round(e)+"px",t.style.top=innerHeight-12+"px",t.addEventListener("animationend",function(){t.remove()}),a.appendChild(t)}function Y(){if(h>44)return;var o=Math.max(80,Math.min(innerWidth-80,e.x+21+e.face*150)),n=o+(Math.random()-.5)*150,s=-(110+Math.random()*90),t=document.createElement("i");t.className="px-meteor",t.style.left=Math.round(n-s)+"px",t.style.top="-40px",t.style.setProperty("--dx",Math.round(s)+"px"),t.style.setProperty("--dy",innerHeight+28+"px"),t.style.animationDuration=(.5+Math.random()*.25).toFixed(2)+"s",t.addEventListener("animationend",function(){G(n),t.remove(),h--}),a.appendChild(t),h++}var k="var(--sh-line)",x="var(--sh-face)",q="var(--sh-hi)",w="var(--sh-lo)",i=38,g=[[5,32],[2,35],[1,36],[0,37],[0,37],[0,37],[0,37],[0,37],[0,37],[0,37],[0,37],[0,37],[0,37],[0,37],[0,37],[0,37],[0,37],[1,36],[2,35],[5,32]],_=[[1,13,36,18,w]];function z(){var e,t,n,o,r,c,d,u,h,m,f,a=g.length,l=[],s=[];for(e=0;e<a;e++){l[e]=[];for(t=0;t<i;t++)l[e][t]=0;for(n=0;n<g[e].length;n+=2)for(t=g[e][n];t<=g[e][n+1];t++)l[e][t]=1}function p(e,t){return e<0||t<0||e>=i||t>=a?0:l[t][e]}for(e=0;e<a;e++){s[e]=[];for(t=0;t<i;t++){if(!l[e][t]){s[e][t]=null;continue}m=1;for(h=-1;h<=1;h++)for(d=-1;d<=1;d++)p(t+d,e+h)||(m=0);s[e][t]=m?x:k}}for(t=0;t<i;t++){o=[];for(e=0;e<=a;e++){if(e<a&&s[e][t]===x){o.push(e);continue}for(n=0;n<2&&n<o.length;n++)s[o[n]][t]=q;for(n=0;n<2&&o.length-1-n>=2;n++)s[o[o.length-1-n]][t]=w;o=[]}}for(n=0;n<_.length;n++){c=_[n];for(e=c[1];e<=c[3];e++)for(t=c[0];t<=c[2];t++)s[e]&&s[e][t]&&s[e][t]!==k&&(s[e][t]=c[4])}f="";for(e=0;e<a;e++)for(t=0;t<i;){if(u=s[e][t],!u){t++;continue}for(r=1;t+r<i&&s[e][t+r]===u;)r++;f+='<rect x="'+t+'" y="'+e+'" width="'+r+'" height="1" fill="'+u+'"/>',t+=r}return'<svg class="pxpad-shell" viewBox="0 0 '+i+" "+a+'" shape-rendering="crispEdges" preserveAspectRatio="none" aria-hidden="true">'+f+"</svg>"}n=document.createElement("div"),n.className="pxpad",n.innerHTML='<button class="pxpad-tab" type="button" aria-expanded="false" aria-controls="pxpad-body" title="像素手把：操控小恐龍"><span class="pxpad-tab-txt">PLAY</span></button><div class="pxpad-body" id="pxpad-body">'+z()+'<div class="pxpad-dpad"><button class="pxpad-key k-up" data-btn="up" type="button" title="跳" aria-label="跳"></button><button class="pxpad-key k-left" data-btn="left" type="button" title="往左走" aria-label="往左走"></button><span class="pxpad-key k-mid" aria-hidden="true"></span><button class="pxpad-key k-right" data-btn="right" type="button" title="往右走" aria-label="往右走"></button><button class="pxpad-key k-down" data-btn="down" type="button" title="變矮" aria-label="變矮"></button></div><button class="pxpad-fbtn b-i" data-btn="bi" type="button" title="I：噴火" aria-label="噴火">I</button><button class="pxpad-fbtn b-j" data-btn="bj" type="button" title="J：飛踢" aria-label="飛踢">J</button><button class="pxpad-fbtn b-l" data-btn="bl" type="button" title="L：召喚流星雨" aria-label="召喚流星雨">L</button><button class="pxpad-fbtn b-m" data-btn="bm" type="button" title="M：愛心" aria-label="愛心">M</button></div>',document.body.appendChild(n),j=n.querySelector(".pxpad-tab"),d=n.querySelector(".pxpad-body"),l={},[].forEach.call(n.querySelectorAll("[data-btn]"),function(e){l[e.getAttribute("data-btn")]=e});var n,s,o,a,r,l,d,u,h,f,p,v,b,j,C,S,F,T,E=2200,W=620,V=300,B=1.9,M=150,I=.45,N=560,D=.4,O=.045,t={left:0,right:0,up:0,down:0,dash:0,bi:0,bj:0,bl:0,bm:0},e={x:-60,vx:M,y:0,vy:0,face:1,air:!1,auto:!0,legT:0,frame:0,jbuf:0,mT:0,kick:0};function R(){if(!e.auto)return;e.auto=!1;var t=s.offsetWidth||42;(e.x<=-t||e.x>=innerWidth)&&(e.x=Math.round(innerWidth*.3)),e.vx=0}function P(){e.auto=!0,e.y=0,e.vy=0,e.air=!1,e.face=1,e.jbuf=0,e.kick=0;for(var n in t)t[n]=0,l[n]&&l[n].classList.remove("on");s.classList.remove("kick","fire","say")}function c(n,s){if(t[n]===0[0])return;s&&!t[n]&&n==="up"&&(e.jbuf=.14),s&&!t[n]&&n==="bj"&&e.kick<=0&&!e.auto&&(e.kick=D,e.vx=e.face*N,e.vy=330,e.air=!0),s&&!t[n]&&n==="bl"&&(e.mT=O),t[n]=s?1:0,l[n]&&l[n].classList.toggle("on",!!s)}function m(e){n.classList.toggle("open",e),j.setAttribute("aria-expanded",e?"true":"false"),d.setAttribute("aria-hidden",e?"false":"true");try{d.inert=!e}catch{}L(v,e?"1":"0"),e?R():P()}j.addEventListener("click",function(){m(!n.classList.contains("open"))}),[].forEach.call(n.querySelectorAll("[data-btn]"),function(e){var t=e.getAttribute("data-btn");e.addEventListener("pointerdown",function(n){n.preventDefault();try{e.setPointerCapture(n.pointerId)}catch{}c(t,!0)}),e.addEventListener("pointerup",function(e){e.preventDefault(),c(t,!1)}),e.addEventListener("pointercancel",function(){c(t,!1)}),e.addEventListener("click",function(e){e.preventDefault()}),e.addEventListener("contextmenu",function(e){e.preventDefault()})}),S={arrowleft:"left",arrowright:"right",arrowup:"up",arrowdown:"down",a:"left",d:"right",w:"up",s:"down"," ":"up",z:"up",i:"bi",j:"bj",l:"bl",m:"bm",shift:"dash"};function A(e){var t=e.key;return t?S[t===" "?" ":t.toLowerCase()]||null:null}function $(e){return!!e&&(/^(INPUT|TEXTAREA|SELECT)$/.test(e.tagName)||e.isContentEditable)}addEventListener("keydown",function(e){if(!n.classList.contains("open")||$(e.target))return;if(e.key==="Escape"){m(!1);return}if(e.ctrlKey||e.metaKey||e.altKey)return;var t=A(e);if(!t)return;e.preventDefault(),e.repeat||c(t,!0)}),addEventListener("keyup",function(e){var t=A(e);t&&c(t,!1)}),addEventListener("blur",function(){for(var e in t)c(e,!1)}),u=0;function U(n){var o,i,a,l,d,r=innerWidth,c=s.offsetWidth||42;e.auto?(e.face=1,e.vx=M,e.x+=e.vx*n):(o=(t.right?1:0)-(t.left?1:0),l=t.down&&!e.air,e.kick>0?(e.kick-=n,e.vx+=(e.face*150-e.vx)*Math.min(1,4*n)):(d=V*(t.dash?B:1)*(l?I:1),e.vx+=(o*d-e.vx)*Math.min(1,(o?11:8)*n),Math.abs(e.vx)<3&&(e.vx=0),o&&(e.face=o)),e.x+=e.vx*n,e.jbuf>0&&(e.jbuf-=n,e.air||(e.jbuf=0,e.air=!0,e.vy=W)),e.air&&(e.vy-=E*n,e.vy>0&&!t.up&&e.kick<=0&&(e.vy-=E*1.8*n),e.y+=e.vy*n,e.y<=0&&(e.y=0,e.vy=0,e.air=!1,e.kick=0)),t.bl&&(e.mT+=n,e.mT>=O&&(e.mT=0,Y()))),e.x>r?e.x=-c:e.x<-c&&(e.x=r),i=Math.abs(e.vx),!e.air&&i>6?(e.legT+=n,a=Math.min(.2,Math.max(.05,18/i)),e.legT>=a&&(e.legT-=a,e.frame^=1)):(e.frame=0,e.legT=0)}function K(){s.style.transform="translate3d("+e.x.toFixed(1)+"px,0,0)";var n=!e.auto&&t.down&&!e.air?.62:1,o=e.kick>0?-24:0;r.style.transform="translateY("+(-e.y).toFixed(1)+"px) scaleX("+e.face+") scaleY("+n+") rotate("+o+"deg)",s.classList.toggle("f2",e.frame===1),s.classList.toggle("kick",e.kick>0),s.classList.toggle("fire",!e.auto&&!!t.bi),s.classList.toggle("say",!e.auto&&!!t.bm)}function y(e){u||(u=e);var t=(e-u)/1e3;u=e,t>.05&&(t=.05),U(t),K(),requestAnimationFrame(y)}F="(max-width: 640px), (hover: none) and (pointer: coarse)",o=window.matchMedia?matchMedia(F):null;function X(){return!!(o&&o.matches)}if(o&&o.addEventListener&&o.addEventListener("change",function(){o.matches&&n.classList.contains("open")&&m(!1)}),H(v)==="1"&&!X())n.classList.add("pxpad-noanim"),m(!0),requestAnimationFrame(function(){requestAnimationFrame(function(){n.classList.remove("pxpad-noanim")})});else{d.setAttribute("aria-hidden","true");try{d.inert=!0}catch{}}requestAnimationFrame(y)}(),function(){if(n=document.getElementById("header-tw"),!n)return;if(s=["Bun_.'s Blog","newbie hacker","ኈ ቼ ዽ ጿ ኈ","keep hacking :)","PC Gamer","Photographer"],e){n.textContent=s[0];return}var n,s,i=0,t=0,o=!1;function a(){var e=s[i];if(n.textContent=e.substring(0,t),o)t--,t<0&&(o=!1,i=(i+1)%s.length,t=0);else if(t++,t>e.length)return o=!0,setTimeout(a,1700);setTimeout(a,o?34:82)}a()}(),function(){var n,s,t=document.getElementById("hero-name");if(!t)return;if(n=t.getAttribute("data-text")||t.textContent,s="!<>-_\\/[]{}=+*^?#01x$&@ABCDEF",e){t.textContent=n;return}function o(){for(var e,o=[],i=0;i<n.length;i++)o.push(10+Math.floor(Math.random()*32));e=0,function i(){for(var r="",c=0,a=0;a<n.length;a++)e>=o[a]?(c++,r+=n[a]):r+='<span class="scramble">'+s[Math.floor(Math.random()*s.length)]+"</span>";t.innerHTML=r,c<n.length?(e++,requestAnimationFrame(i)):t.textContent=n}()}o(),t.addEventListener("mouseenter",o)}(),function(){var n,t=[].slice.call(document.querySelectorAll("[data-reveal], #main-content article.mt-6"));if(!t.length)return;if(t.forEach(function(e){e.classList.add("reveal")}),e||!("IntersectionObserver"in window)){t.forEach(function(e){e.classList.add("in")});return}n=new IntersectionObserver(function(e){e.forEach(function(e){e.isIntersecting&&(e.target.classList.add("in"),n.unobserve(e.target))})},{threshold:.12,rootMargin:"0px 0px -8% 0px"}),t.forEach(function(e){n.observe(e)})}(),function(){var e,t,n=document.querySelectorAll(".prose img");if(!n.length)return;e=document.createElement("div"),e.className="lightbox",e.setAttribute("aria-hidden","true"),e.innerHTML='<img alt="">',document.body.appendChild(e),t=e.querySelector("img");function s(){e.classList.remove("open")}n.forEach(function(n){n.style.cursor="zoom-in",n.addEventListener("click",function(){t.src=n.currentSrc||n.src,t.alt=n.alt||"",e.classList.add("open")})}),e.addEventListener("click",s),document.addEventListener("keydown",function(e){e.key==="Escape"&&s()})}(),function(){var e,n,t=document.querySelectorAll(".prose");if(!t.length)return;e=/\|\|([^|\n]+)\|\|/g,n={CODE:1,PRE:1,SCRIPT:1,STYLE:1,A:1,TEXTAREA:1};function o(t){var n,s,i=t.nodeValue,a=document.createDocumentFragment(),o=0;for(e.lastIndex=0;n=e.exec(i);)n.index>o&&a.appendChild(document.createTextNode(i.slice(o,n.index))),s=document.createElement("span"),s.className="spoiler",s.textContent=n[1],s.setAttribute("role","button"),s.setAttribute("title","點一下顯示"),a.appendChild(s),o=n.index+n[0].length;o<i.length&&a.appendChild(document.createTextNode(i.slice(o))),t.parentNode.replaceChild(a,t)}function s(t){for(var i,a=t.childNodes.length-1;a>=0;a--)i=t.childNodes[a],i.nodeType===3?i.nodeValue.indexOf("||")!==-1&&(e.lastIndex=0,e.test(i.nodeValue)&&o(i)):i.nodeType===1&&!n[i.tagName]&&!i.classList.contains("spoiler")&&s(i)}t.forEach(s),t.forEach(function(e){e.addEventListener("click",function(e){var t=e.target&&e.target.closest?e.target.closest(".spoiler"):null;t&&t.classList.toggle("reveal")})})}(),function(){var e,s=new URLSearchParams(location.search),t=s.get("s");if(!t)return;e=parseInt(s.get("i")||"0",10),(isNaN(e)||e<0)&&(e=0);function n(){for(var s,i,a,c,l,d,u,h,m,f,g,v,j=document.getElementById("main-content")||document.querySelector("article")||document.querySelector(".prose")||document.body,b=t.toLowerCase(),y=document.createTreeWalker(j,NodeFilter.SHOW_TEXT,null),p=0,o=null,r=-1;l=y.nextNode();){if(m=l.parentElement,m&&m.closest("script,style,.toc"))continue;for(g=l.nodeValue.toLowerCase(),u=0;(h=g.indexOf(b,u))!==-1;){if(p===e){o=l,r=h;break}p++,u=h+b.length}if(o)break}if(!o&&p>0)return e=0,n();if(!o)return;for(c=o.nodeValue,d=c.slice(0,r),v=c.slice(r,r+t.length),f=c.slice(r+t.length),s=document.createElement("mark"),s.className="search-target",s.textContent=v,a=document.createDocumentFragment(),d&&a.appendChild(document.createTextNode(d)),a.appendChild(s),f&&a.appendChild(document.createTextNode(f)),o.parentNode.replaceChild(a,o),i=s.parentElement;i;)i.tagName==="DETAILS"&&(i.open=!0),i=i.parentElement;s.scrollIntoView({behavior:"smooth",block:"center"}),setTimeout(function(){s.classList.add("pulse")},350)}document.readyState==="complete"?n():window.addEventListener("load",n)}()})()</script></footer><div id=search-wrapper class="invisible fixed inset-0 z-50 flex h-screen w-screen cursor-default flex-col bg-neutral-500/50 p-4 backdrop-blur-sm dark:bg-neutral-900/50 sm:p-6 md:p-[10vh] lg:p-[12vh]" data-url=https://superliverbun.github.io/><div id=search-modal class="top-20 mx-auto flex min-h-0 w-full max-w-3xl flex-col rounded-md border border-neutral-200 bg-neutral shadow-lg dark:border-neutral-700 dark:bg-neutral-800"><header class="relative z-10 flex flex-none items-center justify-between px-2"><form class="flex min-w-0 flex-auto items-center"><div class="flex h-8 w-8 items-center justify-center text-neutral-400"><span class="icon relative inline-block px-1 align-text-bottom"><svg aria-hidden="true" focusable="false" data-prefix="fas" data-icon="search" class="svg-inline--fa fa-search fa-w-16" role="img" viewBox="0 0 512 512"><path fill="currentColor" d="M505 442.7 405.3 343c-4.5-4.5-10.6-7-17-7H372c27.6-35.3 44-79.7 44-128C416 93.1 322.9.0 208 0S0 93.1.0 208s93.1 208 208 208c48.3.0 92.7-16.4 128-44v16.3c0 6.4 2.5 12.5 7 17l99.7 99.7c9.4 9.4 24.6 9.4 33.9.0l28.3-28.3c9.4-9.4 9.4-24.6.1-34zM208 336c-70.7.0-128-57.2-128-128 0-70.7 57.2-128 128-128 70.7.0 128 57.2 128 128 0 70.7-57.2 128-128 128z"/></svg></span></div><input type=search id=search-query class="mx-1 flex h-12 flex-auto appearance-none bg-transparent focus:outline-dotted focus:outline-2 focus:outline-transparent" placeholder=Search tabindex=0></form><button id=close-search-button class="flex h-8 w-8 items-center justify-center text-neutral-700 hover:text-primary-600 dark:text-neutral dark:hover:text-primary-400" title="Close (Esc)">
<span class="icon relative inline-block px-1 align-text-bottom"><svg viewBox="0 0 320 512"><path fill="currentColor" d="M310.6 361.4c12.5 12.5 12.5 32.75.0 45.25C304.4 412.9 296.2 416 288 416s-16.38-3.125-22.62-9.375L160 301.3 54.63 406.6C48.38 412.9 40.19 416 32 416S15.63 412.9 9.375 406.6c-12.5-12.5-12.5-32.75.0-45.25l105.4-105.4L9.375 150.6c-12.5-12.5-12.5-32.75.0-45.25s32.75-12.5 45.25.0L160 210.8l105.4-105.4c12.5-12.5 32.75-12.5 45.25.0s12.5 32.75.0 45.25l-105.4 105.4L310.6 361.4z"/></svg></span></button></header><section class="flex-auto overflow-auto px-2"><ul id=search-results></ul></section></div></div></div></body></html>