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小墨
2023-12-09 18:42:21 +08:00
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leetcode-cn/problem (English)/数青蛙(English) [minimum-number-of-frogs-croaking].html
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@@ -5,7 +5,7 @@
<p>A valid <code>&quot;croak&quot;</code> means a frog is printing five letters <code>&#39;c&#39;</code>, <code>&#39;r&#39;</code>, <code>&#39;o&#39;</code>, <code>&#39;a&#39;</code>, and <code>&#39;k&#39;</code> <strong>sequentially</strong>. The frogs have to print all five letters to finish a croak. If the given string is not a combination of a valid <code>&quot;croak&quot;</code> return <code>-1</code>.</p>
<p>&nbsp;</p>
<p><strong>Example 1:</strong></p>
<p><strong class="example">Example 1:</strong></p>
<pre>
<strong>Input:</strong> croakOfFrogs = &quot;croakcroak&quot;
@@ -13,7 +13,7 @@
<strong>Explanation:</strong> One frog yelling &quot;croak<strong>&quot;</strong> twice.
</pre>
<p><strong>Example 2:</strong></p>
<p><strong class="example">Example 2:</strong></p>
<pre>
<strong>Input:</strong> croakOfFrogs = &quot;crcoakroak&quot;
@@ -23,7 +23,7 @@ The first frog could yell &quot;<strong>cr</strong>c<strong>oak</strong>roak&quo
The second frog could yell later &quot;cr<strong>c</strong>oak<strong>roak</strong>&quot;.
</pre>
<p><strong>Example 3:</strong></p>
<p><strong class="example">Example 3:</strong></p>
<pre>
<strong>Input:</strong> croakOfFrogs = &quot;croakcrook&quot;