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src="/posts/%E6%95%B0%E4%BD%8DDP/dp_cover.png" onerror="this.onerror=null;this.src='/img/404.jpg'" alt="数位DP"></div><div class="home-featured-list-content"><strong>数位DP</strong><span>Algorithms</span></div></a><a class="home-featured-list-item" href="/posts/DDIA/" title="DDIA"><div class="home-featured-list-thumb"><img src="/posts/DDIA/C++_Cover.png" onerror="this.onerror=null;this.src='/img/404.jpg'" alt="DDIA"></div><div class="home-featured-list-content"><strong>DDIA</strong><span>Interview</span></div></a><a class="home-featured-list-item" href="/posts/Math/" title="Math"><div class="home-featured-list-thumb is-empty"><span>4</span></div><div class="home-featured-list-content"><strong>Math</strong><span>Algorithms</span></div></a><a class="home-featured-list-item" href="/posts/%E6%BB%91%E5%8A%A8%E7%AA%97%E5%8F%A3/" title="滑动窗口"><div class="home-featured-list-thumb"><img src="/posts/%E6%BB%91%E5%8A%A8%E7%AA%97%E5%8F%A3/sliding_window.png" onerror="this.onerror=null;this.src='/img/404.jpg'" alt="滑动窗口"></div><div class="home-featured-list-content"><strong>滑动窗口</strong><span>Algorithms</span></div></a></div></div><div class="home-topics-panel home-panel"><div class="home-panel-heading"><div><span class="home-label">Browse</span><h2>Topics</h2></div><a class="home-panel-link" href="/categories/">All categories <i class="fas fa-arrow-right"></i></a></div><div class="home-topic-grid"><a class="home-topic-card home-topic-algorithms" href="/categories/Algorithms/"><i class="fas fa-sitemap"></i><span>Algorithms</span><small>Data structures & problem solving</small></a><a class="home-topic-card home-topic-system" href="/categories/Interview/System-Design/"><i class="fas fa-diagram-project"></i><span>System Design</span><small>Scalable systems & architecture</small></a><a class="home-topic-card home-topic-engineering" href="/categories/%E5%B7%A5%E7%A8%8B%E7%B1%BB/"><i class="fas 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class="recent-post-item"><div class="recent-post-info no-cover"><a class="article-title" href="/posts/System-Design/" title="System Design">System Design</a><div class="article-meta-wrap"><span class="post-meta-date"><i class="far fa-calendar-alt"></i><span class="article-meta-label">Created</span><time class="post-meta-date-created" datetime="2025-07-19T03:18:05.000Z" title="Created 2025-07-18 23:18:05">2025-07-18</time><span class="article-meta-separator">|</span><i class="fas fa-history"></i><span class="article-meta-label">Updated</span><time class="post-meta-date-updated" datetime="2026-07-12T06:18:54.494Z" title="Updated 2026-07-12 02:18:54">2026-07-12</time></span></div><div class="content"></div></div></div><div class="recent-post-item"><div class="post_cover right"><a href="/posts/%E6%95%B0%E4%BD%8DDP/" title="数位DP"><img class="post-bg" src="/posts/%E6%95%B0%E4%BD%8DDP/dp_cover.png" onerror="this.onerror=null;this.src='/img/404.jpg'" alt="数位DP"></a></div><div class="recent-post-info"><a class="article-title" href="/posts/%E6%95%B0%E4%BD%8DDP/" title="数位DP">数位DP</a><div class="article-meta-wrap"><span class="post-meta-date"><i class="far fa-calendar-alt"></i><span class="article-meta-label">Created</span><time class="post-meta-date-created" datetime="2025-04-10T22:06:19.000Z" title="Created 2025-04-10 18:06:19">2025-04-10</time><span class="article-meta-separator">|</span><i class="fas fa-history"></i><span class="article-meta-label">Updated</span><time class="post-meta-date-updated" datetime="2025-04-23T03:04:56.143Z" title="Updated 2025-04-22 23:04:56">2025-04-22</time></span><span class="article-meta"><span class="article-meta-separator">|</span><i class="fas fa-inbox"></i><a class="article-meta__categories" href="/categories/Algorithms/">Algorithms</a></span><span class="article-meta tags"><span class="article-meta-separator">|</span><i class="fas fa-tag"></i><a class="article-meta__tags" href="/tags/%E5%8A%A8%E6%80%81%E8%A7%84%E5%88%92/">动态规划</a><span class="article-meta-link">•</span><a class="article-meta__tags" href="/tags/dp/">dp</a><span class="article-meta-link">•</span><a class="article-meta__tags" href="/tags/%E6%95%B0%E4%BD%8Ddp/">数位dp</a></span></div><div class="content">记录数位dp的相关习题</div></div></div><div class="recent-post-item"><div class="post_cover left"><a href="/posts/DDIA/" title="DDIA"><img class="post-bg" src="/posts/DDIA/C++_Cover.png" onerror="this.onerror=null;this.src='/img/404.jpg'" alt="DDIA"></a></div><div class="recent-post-info"><a class="article-title" href="/posts/DDIA/" title="DDIA">DDIA</a><div class="article-meta-wrap"><span class="post-meta-date"><i class="far fa-calendar-alt"></i><span class="article-meta-label">Created</span><time class="post-meta-date-created" datetime="2025-03-30T04:47:16.000Z" title="Created 2025-03-30 00:47:16">2025-03-30</time><span class="article-meta-separator">|</span><i class="fas fa-history"></i><span class="article-meta-label">Updated</span><time class="post-meta-date-updated" datetime="2025-04-23T03:04:56.141Z" title="Updated 2025-04-22 23:04:56">2025-04-22</time></span><span class="article-meta"><span class="article-meta-separator">|</span><i class="fas fa-inbox"></i><a class="article-meta__categories" href="/categories/Interview/">Interview</a><i class="fas fa-angle-right article-meta-link"></i><a class="article-meta__categories" href="/categories/Interview/System-Design/">System-Design</a></span><span class="article-meta tags"><span class="article-meta-separator">|</span><i class="fas fa-tag"></i><a class="article-meta__tags" href="/tags/Designing-Data-Intensive-Applications/">Designing Data-Intensive Applications</a></span></div><div class="content">学习系统设计 - 数据密集型程序设计</div></div></div><div class="recent-post-item"><div class="post_cover right"><a href="/posts/%E6%BB%91%E5%8A%A8%E7%AA%97%E5%8F%A3/" title="滑动窗口"><img class="post-bg" 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