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[leetcode] Combination Sum
Combination SumGiven a set of candidate numbers (C) and a target number (T), find all unique combinations inCwhere the candidate numbers sums toT.Thes...
分类:其他好文   时间:2014-12-27 13:54:43    阅读次数:115
Generate Parentheses -- leetcode
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:2014-12-25 20:40:36    阅读次数:143
codeforces 496B. Secret Combination 解题报告
题目链接:http://codeforces.com/problemset/problem/496/B题目意思:给出 n 位数你,有两种操作:1、将每一位数字加一(当某一位 > 9 时只保存个位数) 2、循环右移(最右边那个数字去到第一位上)。问经过若个两种操作的组合后,得到的最小数值为多少。 .....
分类:其他好文   时间:2014-12-23 00:15:39    阅读次数:261
[leetcode]Combination Sum II
问题描述: 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 number in C may only be used once in the c...
分类:其他好文   时间:2014-12-22 22:55:09    阅读次数:218
cf 496B Secret Combination
题目链接:B. Secret CombinationYou got a box with a combination lock. The lock has a display showingndigits. There are two buttons on the box, each button ...
分类:其他好文   时间:2014-12-18 22:16:01    阅读次数:231
【LeetCode】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 repeated number may be chosen from C unlimi...
分类:其他好文   时间:2014-12-17 16:26:21    阅读次数:170
【LeetCode】Combination Sum II (2 solutions)
Combination Sum IIGiven a collection of candidate numbers (C) and a target number (T), find all unique combinations inCwhere the candidate numbers sum...
分类:其他好文   时间:2014-12-16 16:39:06    阅读次数:264
【LeetCode】Combination Sum I & II 解题报告
【Combination Sum I】 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 repeated number may be cho...
分类:其他好文   时间:2014-12-16 11:45:46    阅读次数:186
组合题目的分析
首先不妨考虑1个特殊情况,当n趋于无穷的时候,|t| = 1, 显然可以。                              然后考虑任意一个长度为2*n的区间。不妨设为[a, a + 2n] , 考虑该区间的任意                一个整数m, 显然m = (a + n) + r, 其中r属于[-n, n]。故包含在该区间的ai都可以                写...
分类:其他好文   时间:2014-12-12 01:24:09    阅读次数:186
微软职位内部推荐-Sr SDE
微软近期Open的职位:MSN reaches nearly half a billion people across the globe where we are the #1 portal in 27 markets. &nbsp The combination of the up-to-the...
分类:其他好文   时间:2014-12-10 12:21:16    阅读次数:228
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