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2017年7月6日
[leetcode-451-Sort Characters By Frequency]
摘要： Given a string, sort it in decreasing order based on the frequency of characters. Example 1: Input: "tree" Output: "eert" Explanation: 'e' appears twi 阅读全文
posted @ 2017-07-06 21:27 hellowOOOrld 阅读(210) 评论(0) 推荐(0) 编辑
[leetcode-539-Minimum Time Difference]
摘要： Given a list of 24-hour clock time points in "Hour:Minutes" format, find the minimum minutes difference between any two time points in the list. Examp 阅读全文
posted @ 2017-07-06 14:26 hellowOOOrld 阅读(141) 评论(0) 推荐(0) 编辑