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krahets
2023-09-21 20:44:52 +08:00
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@@ -3455,6 +3480,13 @@
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<h1 id="92">9.2 &nbsp; 图基础操作<a class="headerlink" href="#92" title="Permanent link">&para;</a></h1>
<p>图的基础操作可分为对“边”的操作和对“顶点”的操作。在“邻接矩阵”和“邻接表”两种表示方法下,实现方式有所不同。</p>
<h2 id="921">9.2.1 &nbsp; 基于邻接矩阵的实现<a class="headerlink" href="#921" title="Permanent link">&para;</a></h2>
@@ -5582,11 +5614,73 @@
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<p>观察表 9-2 ,似乎邻接表(哈希表)的时间与空间效率最优。但实际上,在邻接矩阵中操作边的效率更高,只需要一次数组访问或赋值操作即可。综合来看,邻接矩阵体现了“以空间换时间”的原则,而邻接表体现了“以时间换空间”的原则。</p>
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rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
sell copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.
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