LeetCode Sort Characters By Frequency

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我是靠谱客的博主眼睛大雪碧，这篇文章主要介绍LeetCode Sort Characters By Frequency，现在分享给大家，希望可以做个参考。

题意：给出一个字符串s，按字符出现频率排序

代码如下：

class Solution(object):
    def frequencySort(self, s):
        """
        :type s: str
        :rtype: str
        """
        from collections import Counter
        return "".join(x*f for(x,f) in Counter(s).most_common())

最后

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本文分类：OJ
浏览次数：280 次浏览
发布日期：2023-10-31 02:25:01
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