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LeetCode: Subsets [078]
class Solution { public: void dfs(vector<vector >&result, vectorcombination, vector&candidates, int kth, int k, int index2add){ // 当前正在确定组合中的第kth个数,将把候选集candidates中index2add索引位的值作为第kth个数加到组合中 combination.push_back(ca...
分类:其他好文   时间:2014-06-07 01:21:47    阅读次数:220
LeetCode: Combinations [077]
【题目】 Given a string S and a string T, find the minimum window in S which will contain all the characters in T in complexity O(n). For example, S = "ADOBECODEBANC" T = "ABC" Minimum window is "BANC". Note: If there is no such window in S that covers ...
分类:其他好文   时间:2014-06-05 11:14:26    阅读次数:255
【leetcode】Scramble String
题目:给定两个串s1和s2,对s1串,我们可以将其分割成两部分,这两部分都不为空,而被分割成的两部分,又可以递归的进行分割,直到不能进行分割为止,也就是只有一个字符的时候,就不在分割了。问s2是否由s1的这种分割表示中,某步分割成的两部分交换得到的。这种交换可以在不同的分割点进行多次。 /* s1 |__________p____________| ...
分类:其他好文   时间:2014-06-05 11:09:06    阅读次数:207
LeetCode: Minimum Window Substring [076]
【题目】 Given a string S and a string T, find the minimum window in S which will contain all the characters in T in complexity O(n). For example, S = "ADOBECODEBANC" T = "ABC" Minimum window is "BANC". Note: If there is no such window in S that covers ...
分类:Windows程序   时间:2014-06-05 10:03:07    阅读次数:473
[leetcode]Gas Station @ Python
原题地址:https://oj.leetcode.com/problems/gas-station/题意:There areNgas stations along a circular route, where the amount of gas at stationiisgas[i].You ha...
分类:编程语言   时间:2014-05-31 16:58:18    阅读次数:259
LeetCode: Implement strStr() [027]
【题目】Implement strStr().Returns a pointer to the first occurrence of needle in haystack, ornullif needle is not part of haystack.【题意】实现库函数strStr(), 功能是...
分类:其他好文   时间:2014-05-31 04:44:14    阅读次数:218
【LeetCode】Jump Game II
Jump Game IIGiven an array of non-negative integers, you are initially positioned at the first index of the array.Each element in the array represents...
分类:其他好文   时间:2014-05-31 03:14:14    阅读次数:243
Leetcode 树 Populating Next Right Pointers in Each Node II
本文为senlie原创,转载请保留此地址:http://blog.csdn.net/zhengsenliePopulating Next Right Pointers in Each Node IITotal Accepted:9695Total Submissions:32965Follow up...
分类:其他好文   时间:2014-05-31 02:59:18    阅读次数:302
LeetCode: Interger to Roman
Given an integer, convert it to a roman numeral.Input is guaranteed to be within the range from 1 to 3999.相对应的一道题:Roman to Interger :http://www.cnblog...
分类:其他好文   时间:2014-05-31 02:37:44    阅读次数:221
LeetCode: Longest Substring Without Repeating Characters 题解
Given a string, find the length of the longest substring without repeating characters. For example, the longest substring without repeating letters fo...
分类:其他好文   时间:2014-05-30 23:46:09    阅读次数:453
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