add leetcode problem-cn part2

算法题（国内版）/problem (English)/一次编辑(English) [one-away-lcci].html

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+<p>There are three types of edits that can be performed on strings: insert a character, remove a character, or replace a character. Given two strings, write a function to check if they are one edit (or zero edits) away.</p>
+
+<p>&nbsp;</p>
+
+<p><strong>Example&nbsp;1:</strong></p>
+
+<pre>
+<strong>Input:</strong> 
+first = &quot;pale&quot;
+second = &quot;ple&quot;
+<strong>Output:</strong> True
+</pre>
+
+<p><strong>Example&nbsp;2:</strong></p>
+
+<pre>
+<strong>Input:</strong> 
+first = &quot;pales&quot;
+second = &quot;pal&quot;
+<strong>Output:</strong> False
+</pre>