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动画图解、一键运行的数据结构与算法教程

开始阅读 代码仓库 下载 PDF

初识算法

复杂度

数组与链表

栈与队列

哈希表

树

堆

图

搜索

排序

分治

回溯

动态规划

贪心

500 幅动画图解、12 种编程语言代码、2000 条社区问答，助你快速入门数据结构与算法

提供网页版和 PDF 版，兼容 PC、平板和手机，随时随地阅读

推荐语

“一本通俗易懂的数据结构与算法入门书，引导读者手脑并用地学习，强烈推荐算法初学者阅读。”

—— 邓俊辉，清华大学计算机系教授

“如果我当年学数据结构与算法的时候有《Hello 算法》，学起来应该会简单 10 倍！”

—— 李沐，亚马逊资深首席科学家

动画图解

内容清晰易懂，学习曲线平滑

"A picture is worth a thousand words."
“一图胜千言”

<div class="intro-container">
  <img class="intro-image" src="index.assets/running_code.gif">
  <div class="intro-text">
    <div>
      <div style="display: flex; align-items: center;">
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          viewBox="0 0 640 512"><!--!Font Awesome Free 6.5.1 by @fontawesome - https://fontawesome.com License - https://fontawesome.com/license/free Copyright 2023 Fonticons, Inc.-->
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        </svg>
        <h3 style="margin-left: 0.5em;">一键运行</h3>
      </div>
      <p style="margin: 0;">十余种编程语言，代码可视化运行</p>
      <p class="intro-quote">"Talk is cheap. Show me the code."</br>“少吹牛，看代码”</p>
    </div>
  </div>
</div>

<div class="intro-container">
  <div class="intro-text">
    <div>
      <div style="display: flex; align-items: center;">
        <svg xmlns="http://www.w3.org/2000/svg" height="1.5em" width="1.5em"
          viewBox="0 0 640 512"><!--!Font Awesome Free 6.5.1 by @fontawesome - https://fontawesome.com License - https://fontawesome.com/license/free Copyright 2023 Fonticons, Inc.-->
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        </svg>
        <h3 style="margin-left: 0.5em;">互助学习</h3>
      </div>
      <p style="margin: 0;">欢迎讨论与提问，读者间携手共进</p>
      <p class="intro-quote">"Knowledge increases by sharing."</br>“知识在分享中得以增长”</p>
    </div>
  </div>
  <img class="intro-image" src="index.assets/comment.gif">
</div>

作者

靳宇栋（@krahets）

<!-- reviewers -->
<div style="margin: 2em auto;">
  <h3>代码审阅者</h3>
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      <a href="https://github.com/codingonion">
        <img class="profile-img" src="https://avatars.githubusercontent.com/u/99076655?v=4" alt="codingonion" />
        <br><b>codingonion</b>
        <br><sub>Zig, Rust</sub>
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    <div class="profile-cell">
      <a href="https://github.com/Gonglja">
        <img class="profile-img" src="https://avatars.githubusercontent.com/u/39959756?v=4" alt="Gonglja" />
        <br><b>Gonglja</b>
        <br><sub>C, C++</sub>
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      <a href="https://github.com/gvenusleo">
        <img class="profile-img" src="https://avatars.githubusercontent.com/u/79075347?v=4" alt="gvenusleo" />
        <br><b>gvenusleo</b>
        <br><sub>Dart</sub>
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      <a href="https://github.com/hpstory">
        <img class="profile-img" src="https://avatars.githubusercontent.com/u/33348162?v=4" alt="hpstory" />
        <br><b>hpstory</b>
        <br><sub>C#</sub>
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    <div class="profile-cell">
      <a href="https://github.com/justin-tse">
        <img class="profile-img" src="https://avatars.githubusercontent.com/u/24556310?v=4" alt="justin-tse" />
        <br><b>justin-tse</b>
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      <a href="https://github.com/krahets">
        <img class="profile-img" src="https://avatars.githubusercontent.com/u/26993056?v=4" alt="krahets" />
        <br><b>krahets</b>
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        <img class="profile-img" src="https://avatars.githubusercontent.com/u/77157236?v=4" alt="night-cruise" />
        <br><b>night-cruise</b>
        <br><sub>Rust</sub>
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      <a href="https://github.com/nuomi1">
        <img class="profile-img" src="https://avatars.githubusercontent.com/u/3739017?v=4" alt="nuomi1" />
        <br><b>nuomi1</b>
        <br><sub>Swift</sub>
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      <a href="https://github.com/Reanon">
        <img class="profile-img" src="https://avatars.githubusercontent.com/u/22005836?v=4" alt="Reanon" />
        <br><b>Reanon</b>
        <br><sub>Go, C</sub>
      </a>
    </div>
  </div>
</div>

<!-- contributors -->
<div style="margin: 2em auto;">
  <h3>贡献者</h3>
  <p>本书在开源社区 130 多位贡献者的共同努力下不断完善，感谢他们付出的时间与精力！</p>
  <a href="https://github.com/krahets/hello-algo/graphs/contributors">
    <img src="https://contrib.rocks/image?repo=krahets/hello-algo" style="width: 100%; max-width: 38.5em;">
  </a>
</div>