题目:Implement an iterator over a binary search tree (BST). Your iterator will be initialized with the root node of a BST.Callingnext()will return the n...
分类:
其他好文 时间:
2015-07-14 20:26:17
阅读次数:
118
Given two integersnandk, return all possible combinations ofknumbers out of 1 ...n.For example,Ifn= 4 andk= 2, a solution is:[ [2,4], [3,4], [2,3],...
分类:
其他好文 时间:
2015-07-14 20:25:31
阅读次数:
98
题目:Given a binary tree, imagine yourself standing on therightside of it, return the values of the nodes you can see ordered from top to bottom.For exa...
分类:
其他好文 时间:
2015-07-14 20:17:02
阅读次数:
127
leetcode - Linked List Cycle IIGiven a linked list, return the node where the cycle begins. If there is no cycle, return null. Follow up:Can you solve...
分类:
其他好文 时间:
2015-07-14 19:57:11
阅读次数:
96
Related to questionExcel Sheet Column TitleGiven a column title as appear in an Excel sheet, return its corresponding column number.For example: A ...
分类:
其他好文 时间:
2015-07-14 19:54:22
阅读次数:
114
Given a positive integer, return its corresponding column title as appear in an Excel sheet.For example: 1 -> A 2 -> B 3 -> C ... 26 ->...
分类:
其他好文 时间:
2015-07-14 19:36:57
阅读次数:
125
Spiral Matrix
Given a matrix of m x n elements (m rows, n columns), return all elements of the matrix in spiral order.
For example,
Given the following matrix:
[
[ 1, 2, 3 ],
[ 4, 5,...
分类:
其他好文 时间:
2015-07-14 17:59:10
阅读次数:
141
spring中@param
/**
* 查询指定用户和企业关联有没有配置角色
* @param businessId memberId
* @return
*/
int selectRoleCount(@Param("businessId") Integer businessId,@Param("memberId") Long ...
分类:
编程语言 时间:
2015-07-14 17:57:34
阅读次数:
150
Reverse bits of a given 32 bits unsigned integer.For example, given input 43261596 (represented in binary as00000010100101000001111010011100), return ...
分类:
其他好文 时间:
2015-07-14 17:21:41
阅读次数:
109
voidQsort(int*a,intL,intR){if(L>=R)return;intp=L,q=R;intval=a[L];while(p!=q){while(pval)q--;if(p=R)return;intmid=(L+R)>>1;mergeSort(a,t,L,mid);mergeSo...
分类:
编程语言 时间:
2015-07-14 17:20:38
阅读次数:
94