Tony's Log

Algorithms, Distributed System, Machine Learning
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2016年1月27日

HackerRank "Bike Racer"
摘要： Just for study from its editorial~Lesson learnt: an optimized Hungarian Algorithm: Hopcroft-Karp Algorithm (a batched version of Hungarian)A very good... 阅读全文
posted @ 2016-01-27 14:32 Tonix 阅读(332) 评论(0) 推荐(0)

LeetCode "Remove Duplicate Letters" !!
摘要： Interesting Greedy.. classichttps://leetcode.com/discuss/75529/c-simple-solution-easy-understandingclass Solution {public: string removeDuplicateLe... 阅读全文
posted @ 2016-01-27 07:47 Tonix 阅读(182) 评论(0) 推荐(0)

LeetCode "Count of Range Sum" !!
摘要： My naive Fenwick solution (value space) failed with the last test case in which there's INT_MIN\INT_MAX..So I learnt a smarter thought on Fenwick:http... 阅读全文
posted @ 2016-01-27 05:57 Tonix 阅读(205) 评论(0) 推荐(0)