<?xml version="1.0" encoding="utf-8"?><rss version="2.0" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:sy="http://purl.org/rss/1.0/modules/syndication/"><channel><title>MagicLen</title><link>https://magiclen.org/tag/depth-first-search/feed</link><description>多元化原創文章，內容包羅萬象，有程式語言、網站應用、軟體介紹、硬體介紹、作業系統、旅行遊記、專題採訪、益智問題、文學創作，以及作者們的知識分享和作品分享。</description><language>zh-TW</language><lastBuildDate>Wed, 8 Apr 2026 08:24:32 +0000</lastBuildDate><sy:updatePeriod>hourly</sy:updatePeriod><sy:updateFrequency>8</sy:updateFrequency><sy:updateBase>1970-01-01T00:00+00:00</sy:updateBase><item><title>電腦是怎麼進行四則運算的？前序式、中序式、後序式又是什麼？</title><link>https://magiclen.org/arithmetic</link><description><![CDATA[    <img src="https://magiclen.org/wp-content/uploads/2020/04/addition-black-and-white-black-and-white-chalk-374918-220x162.jpg" srcset="https://magiclen.org/wp-content/uploads/2020/04/addition-black-and-white-black-and-white-chalk-374918-220x162.jpg 1x, https://magiclen.org/wp-content/uploads/2020/04/addition-black-and-white-black-and-white-chalk-374918-440x324.jpg 2x, https://magiclen.org/wp-content/uploads/2020/04/addition-black-and-white-black-and-white-chalk-374918-660x486.jpg 3x" alt="">
我們從小學習算術的時候便知道「四則(加、減、乘、除)運算」的規則，也就是「先乘除、後加減，以及括號先算」。那麼如果我們要撰寫一個可以支援算式輸入且能夠按照四則運算規則求出結果的程式，該怎麼做呢？]]></description><category>研究分享</category><category>Java</category><category>Rust</category><category>演算法</category><category>Go</category><category>JavaScript</category><category>Java</category><category>JavaScript</category><category>Rust</category><category>TypeScript</category><category>四則運算</category><category>後序式</category><category>深度優先搜尋</category><category>Go</category><guid>https://magiclen.org/arithmetic</guid><pubDate>Thu, 18 Jun 2020 12:00:21 +0800</pubDate><dc:creator>Magic Len</dc:creator></item><item><title>深度優先搜尋(DFS)和廣度優先搜尋(BFS)演算法，實用的節點搜尋法</title><link>https://magiclen.org/dfs-bfs</link><description><![CDATA[    <img src="https://magiclen.org/wp-content/uploads/2016/04/Searchicons-search-blogs-512-220x162.png" srcset="https://magiclen.org/wp-content/uploads/2016/04/Searchicons-search-blogs-512-220x162.png 1x, https://magiclen.org/wp-content/uploads/2016/04/Searchicons-search-blogs-512-440x324.png 2x, https://magiclen.org/wp-content/uploads/2016/04/Searchicons-search-blogs-512-660x486.png 3x" alt="">
圖(graph)是由節點(node)和邊(edge)組合而成的非線性結構，如果我們想要從其中的一個節點開始，走訪到其有直接或是間接連接的其它所有節點，可以依靠深度優先搜尋法(DFS, Depth-first Search)或是廣度優先搜尋法(BFS, Breadth-first Search)來達成。]]></description><category>研究分享</category><category>Rust</category><category>演算法</category><category>Rust</category><category>搜尋演算法</category><category>深度優先搜尋</category><category>廣度優先搜尋</category><guid>https://magiclen.org/dfs-bfs</guid><pubDate>Thu, 10 Oct 2019 12:00:01 +0800</pubDate><dc:creator>Magic Len</dc:creator></item></channel></rss>