leetcode-problemset/leetcode-cn/problem (English)/回文排列(English) [palindrome-permutation-lcci].html

<p>Given a string, write a function to check if it is a permutation of a palindrome. A palindrome is a word or phrase that is the same forwards and backwards. A permutation is a rearrangement of letters. The palindrome does not need to be limited to just dictionary words.</p>



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<p><strong>Example1: </strong></p>



<pre>

<strong>Input: &quot;</strong>tactcoa&quot;

<strong>Output: </strong>true（permutations: &quot;tacocat&quot;、&quot;atcocta&quot;, etc.）

</pre>



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