https://muzimi.org/docs/leetcode/%E5%9B%BE%E8%AE%BA/ Recent content in 图论 on 世界 Hugo zh-cn Sun, 12 Apr 2026 13:41:07 +0000 https://muzimi.org/docs/leetcode/%E5%9B%BE%E8%AE%BA/200_%E5%B2%9B%E5%B1%BF%E6%95%B0%E9%87%8F/ Sun, 12 Apr 2026 13:41:07 +0000 https://muzimi.org/docs/leetcode/%E5%9B%BE%E8%AE%BA/200_%E5%B2%9B%E5%B1%BF%E6%95%B0%E9%87%8F/ <h2 id="题目描述">题目描述<a class="anchor" href="#%e9%a2%98%e7%9b%ae%e6%8f%8f%e8%bf%b0">#</a></h2> <p>给你一个由 <code>'1'</code>（陆地）和 <code>'0'</code>（水）组成的二维网格，计算网格中岛屿的数量。岛屿被水包围，只能由水平或竖直方向相邻的陆地连接而成，网格四条边均视为水域。</p>