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2017年7月12日

摘要: https://leetcode.com/problems/target-sum/#/description You are given a list of non-negative integers, a1, a2, ..., an, and a target, S. Now you have 2 阅读全文
posted @ 2017-07-12 23:03 Premiumlab 阅读(193) 评论(0) 推荐(0)
 
摘要: https://github.com/Premiumlab/Python-for-Algorithms--Data-Structures--and-Interviews/blob/master/Graphs/Word%20Ladder%20Example%20Problem.ipynb BFS. W 阅读全文
posted @ 2017-07-12 18:13 Premiumlab 阅读(439) 评论(0) 推荐(0)
 
摘要: https://leetcode.com/problems/word-ladder/#/description Given two words (beginWord and endWord), and a dictionary's word list, find the length of shor 阅读全文
posted @ 2017-07-12 17:00 Premiumlab 阅读(186) 评论(0) 推荐(0)
 
摘要: Given an array of integers with possible duplicates, randomly output the index of a given target number. You can assume that the given target number m 阅读全文
posted @ 2017-07-12 14:42 Premiumlab 阅读(125) 评论(0) 推荐(0)
 
摘要: https://leetcode.com/problems/increasing-triplet-subsequence/#/description Given an unsorted array return whether an increasing subsequence of length 阅读全文
posted @ 2017-07-12 14:01 Premiumlab 阅读(107) 评论(0) 推荐(0)
 
摘要: https://leetcode.com/problems/combination-sum-iv/#/description Given an integer array with all positive numbers and no duplicates, find the number of 阅读全文
posted @ 2017-07-12 13:35 Premiumlab 阅读(119) 评论(0) 推荐(0)
 
摘要: Given a binary tree, return the level order traversal of its nodes' values. (ie, from left to right, level by level). For example:Given binary tree [3 阅读全文
posted @ 2017-07-12 13:20 Premiumlab 阅读(130) 评论(0) 推荐(0)