<?xml version="1.0"?>
<oembed><version>1.0</version><provider_name>&#xB77C;&#xC774;&#xBE0C;&#xC2A4;&#xB9C8;&#xD2B8;</provider_name><provider_url>https://atmokpo.com/w</provider_url><author_name>root</author_name><author_url>https://atmokpo.com/w/author/root/</author_url><title>C++ Coding Test Course, 2 N Tile Filling - &#xB77C;&#xC774;&#xBE0C;&#xC2A4;&#xB9C8;&#xD2B8;</title><type>rich</type><width>600</width><height>338</height><html>&lt;blockquote class="wp-embedded-content" data-secret="q80rhEeVOO"&gt;&lt;a href="https://atmokpo.com/w/34104/"&gt;C++ Coding Test Course, 2 N Tile Filling&lt;/a&gt;&lt;/blockquote&gt;&lt;iframe sandbox="allow-scripts" security="restricted" src="https://atmokpo.com/w/34104/embed/#?secret=q80rhEeVOO" width="600" height="338" title="&#x201C;C++ Coding Test Course, 2 N Tile Filling&#x201D; &#x2014; &#xB77C;&#xC774;&#xBE0C;&#xC2A4;&#xB9C8;&#xD2B8;" data-secret="q80rhEeVOO" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"&gt;&lt;/iframe&gt;&lt;script&gt;
/*! This file is auto-generated */
!function(d,l){"use strict";l.querySelector&amp;&amp;d.addEventListener&amp;&amp;"undefined"!=typeof URL&amp;&amp;(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&amp;&amp;!/[^a-zA-Z0-9]/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret="'+t.secret+'"]'),o=l.querySelectorAll('blockquote[data-secret="'+t.secret+'"]'),c=new RegExp("^https?:$","i"),i=0;i&lt;o.length;i++)o[i].style.display="none";for(i=0;i&lt;a.length;i++)s=a[i],e.source===s.contentWindow&amp;&amp;(s.removeAttribute("style"),"height"===t.message?(1e3&lt;(r=parseInt(t.value,10))?r=1e3:~~r&lt;200&amp;&amp;(r=200),s.height=r):"link"===t.message&amp;&amp;(r=new URL(s.getAttribute("src")),n=new URL(t.value),c.test(n.protocol))&amp;&amp;n.host===r.host&amp;&amp;l.activeElement===s&amp;&amp;(d.top.location.href=t.value))}},d.addEventListener("message",d.wp.receiveEmbedMessage,!1),l.addEventListener("DOMContentLoaded",function(){for(var e,t,s=l.querySelectorAll("iframe.wp-embedded-content"),r=0;r&lt;s.length;r++)(t=(e=s[r]).getAttribute("data-secret"))||(t=Math.random().toString(36).substring(2,12),e.src+="#?secret="+t,e.setAttribute("data-secret",t)),e.contentWindow.postMessage({message:"ready",secret:t},"*")},!1)))}(window,document);
//# sourceURL=https://atmokpo.com/w/wp-includes/js/wp-embed.min.js
&lt;/script&gt;
</html><description>Problem Description The 2*N tile filling problem is to find the number of ways to fill a given 2xN space with 1&#xD7;2 tiles. Tiles can be placed either horizontally or vertically, and the entire 2xN space must be completely filled. The key to this problem is calculating the number of combinations, which can be solved &hellip; &#xB354; &#xBCF4;&#xAE30; ""</description></oembed>
