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@ -1822,7 +1822,7 @@
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</div>
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<div class="tabbed-block">
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<div class="highlight"><span class="filename">hash_map.py</span><pre><span></span><code><a id="__codelineno-2-1" name="__codelineno-2-1" href="#__codelineno-2-1"></a><span class="sd">""" 初始化哈希表 """</span>
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<a id="__codelineno-2-2" name="__codelineno-2-2" href="#__codelineno-2-2"></a><span class="n">mapp</span> <span class="o">=</span> <span class="p">{}</span>
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<a id="__codelineno-2-2" name="__codelineno-2-2" href="#__codelineno-2-2"></a><span class="n">mapp</span><span class="p">:</span> <span class="n">Dict</span> <span class="o">=</span> <span class="p">{}</span>
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<a id="__codelineno-2-3" name="__codelineno-2-3" href="#__codelineno-2-3"></a>
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<a id="__codelineno-2-4" name="__codelineno-2-4" href="#__codelineno-2-4"></a><span class="sd">""" 添加操作 """</span>
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<a id="__codelineno-2-5" name="__codelineno-2-5" href="#__codelineno-2-5"></a><span class="c1"># 在哈希表中添加键值对 (key, value)</span>
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@ -1834,7 +1834,7 @@
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<a id="__codelineno-2-11" name="__codelineno-2-11" href="#__codelineno-2-11"></a>
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<a id="__codelineno-2-12" name="__codelineno-2-12" href="#__codelineno-2-12"></a><span class="sd">""" 查询操作 """</span>
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<a id="__codelineno-2-13" name="__codelineno-2-13" href="#__codelineno-2-13"></a><span class="c1"># 向哈希表输入键 key ，得到值 value</span>
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<a id="__codelineno-2-14" name="__codelineno-2-14" href="#__codelineno-2-14"></a><span class="n">name</span> <span class="o">=</span> <span class="n">mapp</span><span class="p">[</span><span class="mi">15937</span><span class="p">]</span>
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<a id="__codelineno-2-14" name="__codelineno-2-14" href="#__codelineno-2-14"></a><span class="n">name</span><span class="p">:</span> <span class="nb">str</span> <span class="o">=</span> <span class="n">mapp</span><span class="p">[</span><span class="mi">15937</span><span class="p">]</span>
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<a id="__codelineno-2-15" name="__codelineno-2-15" href="#__codelineno-2-15"></a>
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<a id="__codelineno-2-16" name="__codelineno-2-16" href="#__codelineno-2-16"></a><span class="sd">""" 删除操作 """</span>
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<a id="__codelineno-2-17" name="__codelineno-2-17" href="#__codelineno-2-17"></a><span class="c1"># 在哈希表中删除键值对 (key, value)</span>
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@ -2302,7 +2302,7 @@ f(x) = x \% 100
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<div class="tabbed-block">
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<div class="highlight"><span class="filename">array_hash_map.py</span><pre><span></span><code><a id="__codelineno-22-1" name="__codelineno-22-1" href="#__codelineno-22-1"></a><span class="k">class</span> <span class="nc">Entry</span><span class="p">:</span>
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<a id="__codelineno-22-2" name="__codelineno-22-2" href="#__codelineno-22-2"></a><span class="w"> </span><span class="sd">""" 键值对 int->String """</span>
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<a id="__codelineno-22-3" name="__codelineno-22-3" href="#__codelineno-22-3"></a> <span class="k">def</span> <span class="fm">__init__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">key</span><span class="p">,</span> <span class="n">val</span><span class="p">):</span>
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<a id="__codelineno-22-3" name="__codelineno-22-3" href="#__codelineno-22-3"></a> <span class="k">def</span> <span class="fm">__init__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">key</span><span class="p">:</span> <span class="nb">int</span><span class="p">,</span> <span class="n">val</span><span class="p">:</span> <span class="nb">str</span><span class="p">):</span>
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<a id="__codelineno-22-4" name="__codelineno-22-4" href="#__codelineno-22-4"></a> <span class="bp">self</span><span class="o">.</span><span class="n">key</span> <span class="o">=</span> <span class="n">key</span>
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<a id="__codelineno-22-5" name="__codelineno-22-5" href="#__codelineno-22-5"></a> <span class="bp">self</span><span class="o">.</span><span class="n">val</span> <span class="o">=</span> <span class="n">val</span>
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<a id="__codelineno-22-6" name="__codelineno-22-6" href="#__codelineno-22-6"></a>
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@ -2311,58 +2311,58 @@ f(x) = x \% 100
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<a id="__codelineno-22-9" name="__codelineno-22-9" href="#__codelineno-22-9"></a> <span class="k">def</span> <span class="fm">__init__</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
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<a id="__codelineno-22-10" name="__codelineno-22-10" href="#__codelineno-22-10"></a><span class="w"> </span><span class="sd">""" 构造方法 """</span>
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<a id="__codelineno-22-11" name="__codelineno-22-11" href="#__codelineno-22-11"></a> <span class="c1"># 初始化一个长度为 100 的桶（数组）</span>
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<a id="__codelineno-22-12" name="__codelineno-22-12" href="#__codelineno-22-12"></a> <span class="bp">self</span><span class="o">.</span><span class="n">bucket</span> <span class="o">=</span> <span class="p">[</span><span class="kc">None</span><span class="p">]</span> <span class="o">*</span> <span class="mi">100</span>
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<a id="__codelineno-22-12" name="__codelineno-22-12" href="#__codelineno-22-12"></a> <span class="bp">self</span><span class="o">.</span><span class="n">bucket</span><span class="p">:</span> <span class="n">List</span><span class="p">[</span><span class="n">Optional</span><span class="p">[</span><span class="n">Entry</span><span class="p">]]</span> <span class="o">=</span> <span class="p">[</span><span class="kc">None</span><span class="p">]</span> <span class="o">*</span> <span class="mi">100</span>
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<a id="__codelineno-22-13" name="__codelineno-22-13" href="#__codelineno-22-13"></a>
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<a id="__codelineno-22-14" name="__codelineno-22-14" href="#__codelineno-22-14"></a> <span class="k">def</span> <span class="nf">hash_func</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">key</span><span class="p">):</span>
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<a id="__codelineno-22-14" name="__codelineno-22-14" href="#__codelineno-22-14"></a> <span class="k">def</span> <span class="nf">hash_func</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">key</span><span class="p">:</span> <span class="nb">int</span><span class="p">)</span> <span class="o">-></span> <span class="nb">int</span><span class="p">:</span>
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<a id="__codelineno-22-15" name="__codelineno-22-15" href="#__codelineno-22-15"></a><span class="w"> </span><span class="sd">""" 哈希函数 """</span>
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<a id="__codelineno-22-16" name="__codelineno-22-16" href="#__codelineno-22-16"></a> <span class="n">index</span> <span class="o">=</span> <span class="n">key</span> <span class="o">%</span> <span class="mi">100</span>
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<a id="__codelineno-22-16" name="__codelineno-22-16" href="#__codelineno-22-16"></a> <span class="n">index</span><span class="p">:</span> <span class="nb">int</span> <span class="o">=</span> <span class="n">key</span> <span class="o">%</span> <span class="mi">100</span>
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<a id="__codelineno-22-17" name="__codelineno-22-17" href="#__codelineno-22-17"></a> <span class="k">return</span> <span class="n">index</span>
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<a id="__codelineno-22-18" name="__codelineno-22-18" href="#__codelineno-22-18"></a>
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<a id="__codelineno-22-19" name="__codelineno-22-19" href="#__codelineno-22-19"></a> <span class="k">def</span> <span class="nf">get</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">key</span><span class="p">):</span>
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<a id="__codelineno-22-19" name="__codelineno-22-19" href="#__codelineno-22-19"></a> <span class="k">def</span> <span class="nf">get</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">key</span><span class="p">:</span> <span class="nb">int</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span>
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<a id="__codelineno-22-20" name="__codelineno-22-20" href="#__codelineno-22-20"></a><span class="w"> </span><span class="sd">""" 查询操作 """</span>
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<a id="__codelineno-22-21" name="__codelineno-22-21" href="#__codelineno-22-21"></a> <span class="n">index</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">hash_func</span><span class="p">(</span><span class="n">key</span><span class="p">)</span>
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<a id="__codelineno-22-22" name="__codelineno-22-22" href="#__codelineno-22-22"></a> <span class="n">pair</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">bucket</span><span class="p">[</span><span class="n">index</span><span class="p">]</span>
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<a id="__codelineno-22-21" name="__codelineno-22-21" href="#__codelineno-22-21"></a> <span class="n">index</span><span class="p">:</span> <span class="nb">int</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">hash_func</span><span class="p">(</span><span class="n">key</span><span class="p">)</span>
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<a id="__codelineno-22-22" name="__codelineno-22-22" href="#__codelineno-22-22"></a> <span class="n">pair</span><span class="p">:</span> <span class="n">Entry</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">bucket</span><span class="p">[</span><span class="n">index</span><span class="p">]</span>
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<a id="__codelineno-22-23" name="__codelineno-22-23" href="#__codelineno-22-23"></a> <span class="k">if</span> <span class="n">pair</span> <span class="ow">is</span> <span class="kc">None</span><span class="p">:</span>
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<a id="__codelineno-22-24" name="__codelineno-22-24" href="#__codelineno-22-24"></a> <span class="k">return</span> <span class="kc">None</span>
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<a id="__codelineno-22-25" name="__codelineno-22-25" href="#__codelineno-22-25"></a> <span class="k">return</span> <span class="n">pair</span><span class="o">.</span><span class="n">val</span>
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<a id="__codelineno-22-26" name="__codelineno-22-26" href="#__codelineno-22-26"></a>
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<a id="__codelineno-22-27" name="__codelineno-22-27" href="#__codelineno-22-27"></a> <span class="k">def</span> <span class="nf">put</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">key</span><span class="p">,</span> <span class="n">val</span><span class="p">):</span>
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<a id="__codelineno-22-27" name="__codelineno-22-27" href="#__codelineno-22-27"></a> <span class="k">def</span> <span class="nf">put</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">key</span><span class="p">:</span> <span class="nb">int</span><span class="p">,</span> <span class="n">val</span><span class="p">:</span> <span class="nb">str</span><span class="p">)</span> <span class="o">-></span> <span class="kc">None</span><span class="p">:</span>
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<a id="__codelineno-22-28" name="__codelineno-22-28" href="#__codelineno-22-28"></a><span class="w"> </span><span class="sd">""" 添加操作 """</span>
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<a id="__codelineno-22-29" name="__codelineno-22-29" href="#__codelineno-22-29"></a> <span class="n">pair</span> <span class="o">=</span> <span class="n">Entry</span><span class="p">(</span><span class="n">key</span><span class="p">,</span> <span class="n">val</span><span class="p">)</span>
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<a id="__codelineno-22-30" name="__codelineno-22-30" href="#__codelineno-22-30"></a> <span class="n">index</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">hash_func</span><span class="p">(</span><span class="n">key</span><span class="p">)</span>
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<a id="__codelineno-22-30" name="__codelineno-22-30" href="#__codelineno-22-30"></a> <span class="n">index</span><span class="p">:</span> <span class="nb">int</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">hash_func</span><span class="p">(</span><span class="n">key</span><span class="p">)</span>
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<a id="__codelineno-22-31" name="__codelineno-22-31" href="#__codelineno-22-31"></a> <span class="bp">self</span><span class="o">.</span><span class="n">bucket</span><span class="p">[</span><span class="n">index</span><span class="p">]</span> <span class="o">=</span> <span class="n">pair</span>
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<a id="__codelineno-22-32" name="__codelineno-22-32" href="#__codelineno-22-32"></a>
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<a id="__codelineno-22-33" name="__codelineno-22-33" href="#__codelineno-22-33"></a> <span class="k">def</span> <span class="nf">remove</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">key</span><span class="p">):</span>
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<a id="__codelineno-22-33" name="__codelineno-22-33" href="#__codelineno-22-33"></a> <span class="k">def</span> <span class="nf">remove</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">key</span><span class="p">:</span> <span class="nb">int</span><span class="p">)</span> <span class="o">-></span> <span class="kc">None</span><span class="p">:</span>
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<a id="__codelineno-22-34" name="__codelineno-22-34" href="#__codelineno-22-34"></a><span class="w"> </span><span class="sd">""" 删除操作 """</span>
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<a id="__codelineno-22-35" name="__codelineno-22-35" href="#__codelineno-22-35"></a> <span class="n">index</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">hash_func</span><span class="p">(</span><span class="n">key</span><span class="p">)</span>
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<a id="__codelineno-22-35" name="__codelineno-22-35" href="#__codelineno-22-35"></a> <span class="n">index</span><span class="p">:</span> <span class="nb">int</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">hash_func</span><span class="p">(</span><span class="n">key</span><span class="p">)</span>
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<a id="__codelineno-22-36" name="__codelineno-22-36" href="#__codelineno-22-36"></a> <span class="c1"># 置为 None ，代表删除</span>
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<a id="__codelineno-22-37" name="__codelineno-22-37" href="#__codelineno-22-37"></a> <span class="bp">self</span><span class="o">.</span><span class="n">bucket</span><span class="p">[</span><span class="n">index</span><span class="p">]</span> <span class="o">=</span> <span class="kc">None</span>
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<a id="__codelineno-22-38" name="__codelineno-22-38" href="#__codelineno-22-38"></a>
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<a id="__codelineno-22-39" name="__codelineno-22-39" href="#__codelineno-22-39"></a> <span class="k">def</span> <span class="nf">entry_set</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
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<a id="__codelineno-22-39" name="__codelineno-22-39" href="#__codelineno-22-39"></a> <span class="k">def</span> <span class="nf">entry_set</span><span class="p">(</span><span class="bp">self</span><span class="p">)</span> <span class="o">-></span> <span class="n">List</span><span class="p">[</span><span class="n">Entry</span><span class="p">]:</span>
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<a id="__codelineno-22-40" name="__codelineno-22-40" href="#__codelineno-22-40"></a><span class="w"> </span><span class="sd">""" 获取所有键值对 """</span>
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<a id="__codelineno-22-41" name="__codelineno-22-41" href="#__codelineno-22-41"></a> <span class="n">result</span> <span class="o">=</span> <span class="p">[]</span>
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<a id="__codelineno-22-41" name="__codelineno-22-41" href="#__codelineno-22-41"></a> <span class="n">result</span><span class="p">:</span> <span class="n">List</span><span class="p">[</span><span class="n">Entry</span><span class="p">]</span> <span class="o">=</span> <span class="p">[]</span>
|
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<a id="__codelineno-22-42" name="__codelineno-22-42" href="#__codelineno-22-42"></a> <span class="k">for</span> <span class="n">pair</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">bucket</span><span class="p">:</span>
|
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<a id="__codelineno-22-43" name="__codelineno-22-43" href="#__codelineno-22-43"></a> <span class="k">if</span> <span class="n">pair</span> <span class="ow">is</span> <span class="ow">not</span> <span class="kc">None</span><span class="p">:</span>
|
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<a id="__codelineno-22-44" name="__codelineno-22-44" href="#__codelineno-22-44"></a> <span class="n">result</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">pair</span><span class="p">)</span>
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<a id="__codelineno-22-45" name="__codelineno-22-45" href="#__codelineno-22-45"></a> <span class="k">return</span> <span class="n">result</span>
|
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<a id="__codelineno-22-46" name="__codelineno-22-46" href="#__codelineno-22-46"></a>
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<a id="__codelineno-22-47" name="__codelineno-22-47" href="#__codelineno-22-47"></a> <span class="k">def</span> <span class="nf">key_set</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
|
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<a id="__codelineno-22-47" name="__codelineno-22-47" href="#__codelineno-22-47"></a> <span class="k">def</span> <span class="nf">key_set</span><span class="p">(</span><span class="bp">self</span><span class="p">)</span> <span class="o">-></span> <span class="n">List</span><span class="p">[</span><span class="nb">int</span><span class="p">]:</span>
|
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<a id="__codelineno-22-48" name="__codelineno-22-48" href="#__codelineno-22-48"></a><span class="w"> </span><span class="sd">""" 获取所有键 """</span>
|
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<a id="__codelineno-22-49" name="__codelineno-22-49" href="#__codelineno-22-49"></a> <span class="n">result</span> <span class="o">=</span> <span class="p">[]</span>
|
||||
<a id="__codelineno-22-49" name="__codelineno-22-49" href="#__codelineno-22-49"></a> <span class="n">result</span><span class="p">:</span> <span class="n">List</span><span class="p">[</span><span class="nb">int</span><span class="p">]</span> <span class="o">=</span> <span class="p">[]</span>
|
||||
<a id="__codelineno-22-50" name="__codelineno-22-50" href="#__codelineno-22-50"></a> <span class="k">for</span> <span class="n">pair</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">bucket</span><span class="p">:</span>
|
||||
<a id="__codelineno-22-51" name="__codelineno-22-51" href="#__codelineno-22-51"></a> <span class="k">if</span> <span class="n">pair</span> <span class="ow">is</span> <span class="ow">not</span> <span class="kc">None</span><span class="p">:</span>
|
||||
<a id="__codelineno-22-52" name="__codelineno-22-52" href="#__codelineno-22-52"></a> <span class="n">result</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">pair</span><span class="o">.</span><span class="n">key</span><span class="p">)</span>
|
||||
<a id="__codelineno-22-53" name="__codelineno-22-53" href="#__codelineno-22-53"></a> <span class="k">return</span> <span class="n">result</span>
|
||||
<a id="__codelineno-22-54" name="__codelineno-22-54" href="#__codelineno-22-54"></a>
|
||||
<a id="__codelineno-22-55" name="__codelineno-22-55" href="#__codelineno-22-55"></a> <span class="k">def</span> <span class="nf">value_set</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
|
||||
<a id="__codelineno-22-55" name="__codelineno-22-55" href="#__codelineno-22-55"></a> <span class="k">def</span> <span class="nf">value_set</span><span class="p">(</span><span class="bp">self</span><span class="p">)</span> <span class="o">-></span> <span class="n">List</span><span class="p">[</span><span class="nb">str</span><span class="p">]:</span>
|
||||
<a id="__codelineno-22-56" name="__codelineno-22-56" href="#__codelineno-22-56"></a><span class="w"> </span><span class="sd">""" 获取所有值 """</span>
|
||||
<a id="__codelineno-22-57" name="__codelineno-22-57" href="#__codelineno-22-57"></a> <span class="n">result</span> <span class="o">=</span> <span class="p">[]</span>
|
||||
<a id="__codelineno-22-57" name="__codelineno-22-57" href="#__codelineno-22-57"></a> <span class="n">result</span><span class="p">:</span> <span class="n">List</span><span class="p">[</span><span class="nb">str</span><span class="p">]</span> <span class="o">=</span> <span class="p">[]</span>
|
||||
<a id="__codelineno-22-58" name="__codelineno-22-58" href="#__codelineno-22-58"></a> <span class="k">for</span> <span class="n">pair</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">bucket</span><span class="p">:</span>
|
||||
<a id="__codelineno-22-59" name="__codelineno-22-59" href="#__codelineno-22-59"></a> <span class="k">if</span> <span class="n">pair</span> <span class="ow">is</span> <span class="ow">not</span> <span class="kc">None</span><span class="p">:</span>
|
||||
<a id="__codelineno-22-60" name="__codelineno-22-60" href="#__codelineno-22-60"></a> <span class="n">result</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">pair</span><span class="o">.</span><span class="n">val</span><span class="p">)</span>
|
||||
<a id="__codelineno-22-61" name="__codelineno-22-61" href="#__codelineno-22-61"></a> <span class="k">return</span> <span class="n">result</span>
|
||||
<a id="__codelineno-22-62" name="__codelineno-22-62" href="#__codelineno-22-62"></a>
|
||||
<a id="__codelineno-22-63" name="__codelineno-22-63" href="#__codelineno-22-63"></a> <span class="k">def</span> <span class="nf">print</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
|
||||
<a id="__codelineno-22-63" name="__codelineno-22-63" href="#__codelineno-22-63"></a> <span class="k">def</span> <span class="nf">print</span><span class="p">(</span><span class="bp">self</span><span class="p">)</span> <span class="o">-></span> <span class="kc">None</span><span class="p">:</span>
|
||||
<a id="__codelineno-22-64" name="__codelineno-22-64" href="#__codelineno-22-64"></a><span class="w"> </span><span class="sd">""" 打印哈希表 """</span>
|
||||
<a id="__codelineno-22-65" name="__codelineno-22-65" href="#__codelineno-22-65"></a> <span class="k">for</span> <span class="n">pair</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">bucket</span><span class="p">:</span>
|
||||
<a id="__codelineno-22-66" name="__codelineno-22-66" href="#__codelineno-22-66"></a> <span class="k">if</span> <span class="n">pair</span> <span class="ow">is</span> <span class="ow">not</span> <span class="kc">None</span><span class="p">:</span>
|
||||
|
||||
Reference in New Issue
Block a user