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[leetcode-22-Generate Parentheses]
Given n pairs of parentheses, write a function to generate all combinations of well-formed parentheses. For example, given n = 3, a solution set is: [ ...
分类:其他好文   时间:2017-05-26 18:55:55    阅读次数:149
【Lintcode】153.Combination Sum II
题目: Given a collection of candidate numbers (C) and a target number (T), find all unique combinations in C where the candidate numbers sums to T. Each ...
分类:其他好文   时间:2017-05-17 23:41:37    阅读次数:288
【Lintcode】135.Combination Sum
题目: Given a set of candidate numbers (C) and a target number (T), find all unique combinations in C where the candidate numbers sums to T. The same re ...
分类:其他好文   时间:2017-05-17 23:32:59    阅读次数:228
leetcode_017 Letter Combinations of a Phone Number
Given a digit string, return all possible letter combinations that the number could represent. A mapping of digit to letters (just like on the telepho ...
分类:其他好文   时间:2017-05-17 11:50:13    阅读次数:188
Leetcode 17. Letter Combinations of a Phone number
求给出的数字串,如果按照电话键盘的编译方式,可以给出多少那些对应的数字组合。例如: 典型的DFS问题。 ...
分类:其他好文   时间:2017-05-14 12:19:44    阅读次数:163
Generate Parentheses
题目 Given n pairs of parentheses, write a function to generate all combinations of well-formed parentheses. For example, given n = 3, a solution set is ...
分类:其他好文   时间:2017-05-13 13:35:40    阅读次数:161
ubuntu terminal shortcut
Keyboard shortcuts Keyboard shortcuts Keyboard shortcuts are combinations of keys that allow you to perform actions, such as opening the settings dial ...
分类:系统相关   时间:2017-05-13 09:50:18    阅读次数:265
22. Generate Parentheses
Problem statement: Given n pairs of parentheses, write a function to generate all combinations of well-formed parentheses. For example, given n = 3, a ...
分类:其他好文   时间:2017-05-12 13:19:47    阅读次数:195
Letter Combinations of a Phone Number
方法:使用递归的思想 这个问题与上一个问题的不同之处在于其在每个数字对应的字母中只能选择一个,这里的关键是对递归的过程有比较好的认识。 ...
分类:其他好文   时间:2017-05-11 22:18:03    阅读次数:164
【LeetCode】039. Combination Sum
题目: Given a set of candidate numbers (C) (without duplicates) and a target number (T), find all unique combinations in C where the candidate numbers s ...
分类:其他好文   时间:2017-05-07 23:13:56    阅读次数:217
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