deploy: 16116c4

Author: yanglbme

en/lc/3019/index.html

@@ -81760,7 +81760,7 @@ <h2 id="description">Description</h2>
 <pre>
 <strong>Input:</strong> s = &quot;aAbBcC&quot;
 <strong>Output:</strong> 2
-<strong>Explanation:</strong> 
+<strong>Explanation:</strong>
 From s[0] = &#39;a&#39; to s[1] = &#39;A&#39;, there is no change of key as caps lock or shift is not counted.
 From s[1] = &#39;A&#39; to s[2] = &#39;b&#39;, there is a change of key.
 From s[2] = &#39;b&#39; to s[3] = &#39;B&#39;, there is no change of key as caps lock or shift is not counted.
@@ -81800,7 +81800,7 @@ <h3 id="solution-1-single-pass">Solution 1: Single Pass</h3>
 <span class="normal">2</span>
 <span class="normal">3</span></pre></div></td><td class="code"><div><pre><span></span><code><span class="k">class</span><span class="w"> </span><span class="nc">Solution</span><span class="p">:</span>
     <span class="k">def</span><span class="w"> </span><span class="nf">countKeyChanges</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">s</span><span class="p">:</span> <span class="nb">str</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="nb">int</span><span class="p">:</span>
-        <span class="k">return</span> <span class="nb">sum</span><span class="p">(</span><span class="n">a</span><span class="o">.</span><span class="n">lower</span><span class="p">()</span> <span class="o">!=</span> <span class="n">b</span><span class="o">.</span><span class="n">lower</span><span class="p">()</span> <span class="k">for</span> <span class="n">a</span><span class="p">,</span> <span class="n">b</span> <span class="ow">in</span> <span class="n">pairwise</span><span class="p">(</span><span class="n">s</span><span class="p">))</span>
+        <span class="k">return</span> <span class="nb">sum</span><span class="p">(</span><span class="n">a</span> <span class="o">!=</span> <span class="n">b</span> <span class="k">for</span> <span class="n">a</span><span class="p">,</span> <span class="n">b</span> <span class="ow">in</span> <span class="n">pairwise</span><span class="p">(</span><span class="n">s</span><span class="o">.</span><span class="n">lower</span><span class="p">()))</span>
 </code></pre></div></td></tr></table></div>
 </div>
 <div class="tabbed-block">

en/search/search_index.json

@@ -86361,7 +86361,7 @@ <h2 id="_1">题目描述</h2>
 <pre>
 <strong>输入：</strong>s = "aAbBcC"
 <strong>输出：</strong>2
-<strong>解释：</strong> 
+<strong>解释：</strong>
 从 s[0] = 'a' 到 s[1] = 'A'，不存在按键变更，因为不计入 caps lock 或 shift 。
 从 s[1] = 'A' 到 s[2] = 'b'，按键变更。
 从 s[2] = 'b' 到 s[3] = 'B'，不存在按键变更，因为不计入 caps lock 或 shift 。
@@ -86401,7 +86401,7 @@ <h3 id="_3">方法一：一次遍历</h3>
 <span class="normal">2</span>
 <span class="normal">3</span></pre></div></td><td class="code"><div><pre><span></span><code><span class="k">class</span><span class="w"> </span><span class="nc">Solution</span><span class="p">:</span>
     <span class="k">def</span><span class="w"> </span><span class="nf">countKeyChanges</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">s</span><span class="p">:</span> <span class="nb">str</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="nb">int</span><span class="p">:</span>
-        <span class="k">return</span> <span class="nb">sum</span><span class="p">(</span><span class="n">a</span><span class="o">.</span><span class="n">lower</span><span class="p">()</span> <span class="o">!=</span> <span class="n">b</span><span class="o">.</span><span class="n">lower</span><span class="p">()</span> <span class="k">for</span> <span class="n">a</span><span class="p">,</span> <span class="n">b</span> <span class="ow">in</span> <span class="n">pairwise</span><span class="p">(</span><span class="n">s</span><span class="p">))</span>
+        <span class="k">return</span> <span class="nb">sum</span><span class="p">(</span><span class="n">a</span> <span class="o">!=</span> <span class="n">b</span> <span class="k">for</span> <span class="n">a</span><span class="p">,</span> <span class="n">b</span> <span class="ow">in</span> <span class="n">pairwise</span><span class="p">(</span><span class="n">s</span><span class="o">.</span><span class="n">lower</span><span class="p">()))</span>
 </code></pre></div></td></tr></table></div>
 </div>
 <div class="tabbed-block">