deploy: e83860f

Author: yanglbme

en/lc/260/index.html

@@ -12490,6 +12490,15 @@
     </span>
   </a>
 
+</li>
+        
+          <li class="md-nav__item">
+  <a href="#solution-2-hash-table" class="md-nav__link">
+    <span class="md-ellipsis">
+      Solution 2: Hash Table
+    </span>
+  </a>
+  
 </li>
 
       </ul>
@@ -78218,6 +78227,67 @@ <h3 id="solution-1-bitwise-operation">Solution 1: Bitwise Operation</h3>
 </div>
 <!-- solution:end -->
 
+<!-- solution:start -->
+
+<h3 id="solution-2-hash-table">Solution 2: Hash Table</h3>
+<div class="tabbed-set tabbed-alternate" data-tabs="2:2"><input checked="checked" id="__tabbed_2_1" name="__tabbed_2" type="radio" /><input id="__tabbed_2_2" name="__tabbed_2" type="radio" /><div class="tabbed-labels"><label for="__tabbed_2_1">TypeScript</label><label for="__tabbed_2_2">JavaScript</label></div>
+<div class="tabbed-content">
+<div class="tabbed-block">
+<div class="highlight"><table class="highlighttable"><tr><td class="linenos"><div class="linenodiv"><pre><span></span><span class="normal"> 1</span>
+<span class="normal"> 2</span>
+<span class="normal"> 3</span>
+<span class="normal"> 4</span>
+<span class="normal"> 5</span>
+<span class="normal"> 6</span>
+<span class="normal"> 7</span>
+<span class="normal"> 8</span>
+<span class="normal"> 9</span>
+<span class="normal">10</span></pre></div></td><td class="code"><div><pre><span></span><code><span class="kd">function</span><span class="w"> </span><span class="nx">singleNumber</span><span class="p">(</span><span class="nx">nums</span><span class="o">:</span><span class="w"> </span><span class="kt">number</span><span class="p">[])</span><span class="o">:</span><span class="w"> </span><span class="kt">number</span><span class="p">[]</span><span class="w"> </span><span class="p">{</span>
+<span class="w">    </span><span class="kd">const</span><span class="w"> </span><span class="nx">set</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="ow">new</span><span class="w"> </span><span class="nb">Set</span><span class="o">&lt;</span><span class="kt">number</span><span class="o">&gt;</span><span class="p">();</span>
+
+<span class="w">    </span><span class="k">for</span><span class="w"> </span><span class="p">(</span><span class="kd">const</span><span class="w"> </span><span class="nx">x</span><span class="w"> </span><span class="k">of</span><span class="w"> </span><span class="nx">nums</span><span class="p">)</span><span class="w"> </span><span class="p">{</span>
+<span class="w">        </span><span class="k">if</span><span class="w"> </span><span class="p">(</span><span class="nx">set</span><span class="p">.</span><span class="nx">has</span><span class="p">(</span><span class="nx">x</span><span class="p">))</span><span class="w"> </span><span class="nx">set</span><span class="p">.</span><span class="ow">delete</span><span class="p">(</span><span class="nx">x</span><span class="p">);</span>
+<span class="w">        </span><span class="k">else</span><span class="w"> </span><span class="nx">set</span><span class="p">.</span><span class="nx">add</span><span class="p">(</span><span class="nx">x</span><span class="p">);</span>
+<span class="w">    </span><span class="p">}</span>
+
+<span class="w">    </span><span class="k">return</span><span class="w"> </span><span class="p">[...</span><span class="nx">set</span><span class="p">];</span>
+<span class="p">}</span>
+</code></pre></div></td></tr></table></div>
+</div>
+<div class="tabbed-block">
+<div class="highlight"><table class="highlighttable"><tr><td class="linenos"><div class="linenodiv"><pre><span></span><span class="normal"> 1</span>
+<span class="normal"> 2</span>
+<span class="normal"> 3</span>
+<span class="normal"> 4</span>
+<span class="normal"> 5</span>
+<span class="normal"> 6</span>
+<span class="normal"> 7</span>
+<span class="normal"> 8</span>
+<span class="normal"> 9</span>
+<span class="normal">10</span>
+<span class="normal">11</span>
+<span class="normal">12</span>
+<span class="normal">13</span>
+<span class="normal">14</span></pre></div></td><td class="code"><div><pre><span></span><code><span class="cm">/**</span>
+<span class="cm"> * @param {number[]} nums</span>
+<span class="cm"> * @return {number[]}</span>
+<span class="cm"> */</span>
+<span class="kd">function</span><span class="w"> </span><span class="nx">singleNumber</span><span class="p">(</span><span class="nx">nums</span><span class="p">)</span><span class="w"> </span><span class="p">{</span>
+<span class="w">    </span><span class="kd">const</span><span class="w"> </span><span class="nx">set</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="ow">new</span><span class="w"> </span><span class="nb">Set</span><span class="p">();</span>
+
+<span class="w">    </span><span class="k">for</span><span class="w"> </span><span class="p">(</span><span class="kd">const</span><span class="w"> </span><span class="nx">x</span><span class="w"> </span><span class="k">of</span><span class="w"> </span><span class="nx">nums</span><span class="p">)</span><span class="w"> </span><span class="p">{</span>
+<span class="w">        </span><span class="k">if</span><span class="w"> </span><span class="p">(</span><span class="nx">set</span><span class="p">.</span><span class="nx">has</span><span class="p">(</span><span class="nx">x</span><span class="p">))</span><span class="w"> </span><span class="nx">set</span><span class="p">.</span><span class="ow">delete</span><span class="p">(</span><span class="nx">x</span><span class="p">);</span>
+<span class="w">        </span><span class="k">else</span><span class="w"> </span><span class="nx">set</span><span class="p">.</span><span class="nx">add</span><span class="p">(</span><span class="nx">x</span><span class="p">);</span>
+<span class="w">    </span><span class="p">}</span>
+
+<span class="w">    </span><span class="k">return</span><span class="w"> </span><span class="p">[...</span><span class="nx">set</span><span class="p">];</span>
+<span class="p">}</span>
+</code></pre></div></td></tr></table></div>
+</div>
+</div>
+</div>
+<!-- solution:end -->
+
 <!-- problem:end -->
 
 
@@ -78247,6 +78317,11 @@ <h3 id="solution-1-bitwise-operation">Solution 1: Bitwise Operation</h3>
 
     <nav>
 
+        <a href="https://github.com/rain84" class="md-author" title="@rain84">
+          
+          <img src="https://avatars.githubusercontent.com/u/1732547?v=4&size=72" alt="rain84">
+        </a>
+      
         <a href="https://github.com/yanglbme" class="md-author" title="@yanglbme">
 
           <img src="https://avatars.githubusercontent.com/u/21008209?v=4&size=72" alt="yanglbme">

en/search/search_index.json

@@ -12530,6 +12530,15 @@
     </span>
   </a>
 
+</li>
+        
+          <li class="md-nav__item">
+  <a href="#_4" class="md-nav__link">
+    <span class="md-ellipsis">
+      方法二：哈希表
+    </span>
+  </a>
+  
 </li>
 
       </ul>
@@ -82820,6 +82829,67 @@ <h3 id="_3">方法一：位运算</h3>
 </div>
 <!-- solution:end -->
 
+<!-- solution:start -->
+
+<h3 id="_4">方法二：哈希表</h3>
+<div class="tabbed-set tabbed-alternate" data-tabs="2:2"><input checked="checked" id="__tabbed_2_1" name="__tabbed_2" type="radio" /><input id="__tabbed_2_2" name="__tabbed_2" type="radio" /><div class="tabbed-labels"><label for="__tabbed_2_1">TypeScript</label><label for="__tabbed_2_2">JavaScript</label></div>
+<div class="tabbed-content">
+<div class="tabbed-block">
+<div class="highlight"><table class="highlighttable"><tr><td class="linenos"><div class="linenodiv"><pre><span></span><span class="normal"> 1</span>
+<span class="normal"> 2</span>
+<span class="normal"> 3</span>
+<span class="normal"> 4</span>
+<span class="normal"> 5</span>
+<span class="normal"> 6</span>
+<span class="normal"> 7</span>
+<span class="normal"> 8</span>
+<span class="normal"> 9</span>
+<span class="normal">10</span></pre></div></td><td class="code"><div><pre><span></span><code><span class="kd">function</span><span class="w"> </span><span class="nx">singleNumber</span><span class="p">(</span><span class="nx">nums</span><span class="o">:</span><span class="w"> </span><span class="kt">number</span><span class="p">[])</span><span class="o">:</span><span class="w"> </span><span class="kt">number</span><span class="p">[]</span><span class="w"> </span><span class="p">{</span>
+<span class="w">    </span><span class="kd">const</span><span class="w"> </span><span class="nx">set</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="ow">new</span><span class="w"> </span><span class="nb">Set</span><span class="o">&lt;</span><span class="kt">number</span><span class="o">&gt;</span><span class="p">();</span>
+
+<span class="w">    </span><span class="k">for</span><span class="w"> </span><span class="p">(</span><span class="kd">const</span><span class="w"> </span><span class="nx">x</span><span class="w"> </span><span class="k">of</span><span class="w"> </span><span class="nx">nums</span><span class="p">)</span><span class="w"> </span><span class="p">{</span>
+<span class="w">        </span><span class="k">if</span><span class="w"> </span><span class="p">(</span><span class="nx">set</span><span class="p">.</span><span class="nx">has</span><span class="p">(</span><span class="nx">x</span><span class="p">))</span><span class="w"> </span><span class="nx">set</span><span class="p">.</span><span class="ow">delete</span><span class="p">(</span><span class="nx">x</span><span class="p">);</span>
+<span class="w">        </span><span class="k">else</span><span class="w"> </span><span class="nx">set</span><span class="p">.</span><span class="nx">add</span><span class="p">(</span><span class="nx">x</span><span class="p">);</span>
+<span class="w">    </span><span class="p">}</span>
+
+<span class="w">    </span><span class="k">return</span><span class="w"> </span><span class="p">[...</span><span class="nx">set</span><span class="p">];</span>
+<span class="p">}</span>
+</code></pre></div></td></tr></table></div>
+</div>
+<div class="tabbed-block">
+<div class="highlight"><table class="highlighttable"><tr><td class="linenos"><div class="linenodiv"><pre><span></span><span class="normal"> 1</span>
+<span class="normal"> 2</span>
+<span class="normal"> 3</span>
+<span class="normal"> 4</span>
+<span class="normal"> 5</span>
+<span class="normal"> 6</span>
+<span class="normal"> 7</span>
+<span class="normal"> 8</span>
+<span class="normal"> 9</span>
+<span class="normal">10</span>
+<span class="normal">11</span>
+<span class="normal">12</span>
+<span class="normal">13</span>
+<span class="normal">14</span></pre></div></td><td class="code"><div><pre><span></span><code><span class="cm">/**</span>
+<span class="cm"> * @param {number[]} nums</span>
+<span class="cm"> * @return {number[]}</span>
+<span class="cm"> */</span>
+<span class="kd">function</span><span class="w"> </span><span class="nx">singleNumber</span><span class="p">(</span><span class="nx">nums</span><span class="p">)</span><span class="w"> </span><span class="p">{</span>
+<span class="w">    </span><span class="kd">const</span><span class="w"> </span><span class="nx">set</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="ow">new</span><span class="w"> </span><span class="nb">Set</span><span class="p">();</span>
+
+<span class="w">    </span><span class="k">for</span><span class="w"> </span><span class="p">(</span><span class="kd">const</span><span class="w"> </span><span class="nx">x</span><span class="w"> </span><span class="k">of</span><span class="w"> </span><span class="nx">nums</span><span class="p">)</span><span class="w"> </span><span class="p">{</span>
+<span class="w">        </span><span class="k">if</span><span class="w"> </span><span class="p">(</span><span class="nx">set</span><span class="p">.</span><span class="nx">has</span><span class="p">(</span><span class="nx">x</span><span class="p">))</span><span class="w"> </span><span class="nx">set</span><span class="p">.</span><span class="ow">delete</span><span class="p">(</span><span class="nx">x</span><span class="p">);</span>
+<span class="w">        </span><span class="k">else</span><span class="w"> </span><span class="nx">set</span><span class="p">.</span><span class="nx">add</span><span class="p">(</span><span class="nx">x</span><span class="p">);</span>
+<span class="w">    </span><span class="p">}</span>
+
+<span class="w">    </span><span class="k">return</span><span class="w"> </span><span class="p">[...</span><span class="nx">set</span><span class="p">];</span>
+<span class="p">}</span>
+</code></pre></div></td></tr></table></div>
+</div>
+</div>
+</div>
+<!-- solution:end -->
+
 <!-- problem:end -->
 
 
@@ -82849,6 +82919,11 @@ <h3 id="_3">方法一：位运算</h3>
 
     <nav>
 
+        <a href="https://github.com/rain84" class="md-author" title="@rain84">
+          
+          <img src="https://avatars.githubusercontent.com/u/1732547?v=4&size=72" alt="rain84">
+        </a>
+      
         <a href="https://github.com/yanglbme" class="md-author" title="@yanglbme">
 
           <img src="https://avatars.githubusercontent.com/u/21008209?v=4&size=72" alt="yanglbme">