2014年7月7日
Triangle
摘要： Given a triangle, find the minimum path sum from top to bottom. Each step you may move to adjacent numbers on the row below.For example, given the fol... 阅读全文
posted @ 2014-07-07 14:21 Hicandyman 阅读(157) 评论(0) 推荐(0) 编辑
Maximum Subarray
摘要： Find the contiguous subarray within an array (containing at least one number) which has the largest sum.For example, given the array[−2,1,−3,4,−1,2,1,... 阅读全文
posted @ 2014-07-07 13:43 Hicandyman 阅读(86) 评论(0) 推荐(0) 编辑
Remove Duplicates from Sorted List II
摘要： Given a sorted linked list, delete all nodes that have duplicate numbers, leaving onlydistinctnumbers from the original list.For example,Given1->2->3-... 阅读全文
posted @ 2014-07-07 13:16 Hicandyman 阅读(126) 评论(0) 推荐(0) 编辑
Funnel Analysis for Online business
摘要： Funnel Analysis for Online businessWhat is happening to all my traffic acquired through email marketing and PPC campaigns? Why are they not bringing i... 阅读全文
posted @ 2014-07-07 06:41 Hicandyman 阅读(789) 评论(0) 推荐(0) 编辑
2014年7月6日
Clone Graph
摘要： Clone an undirected graph. Each node in the graph contains alabeland a list of itsneighbors.OJ's undirected graph serialization:Nodes are labeled uniq... 阅读全文
posted @ 2014-07-06 13:29 Hicandyman 阅读(118) 评论(0) 推荐(0) 编辑
if(l2!=NULL){pre1->next=l2;pre2->next=NULL;)
摘要： You are given two linked lists representing two non-negative numbers. The digits are stored in reverse order and each of their nodes contain a single ... 阅读全文
posted @ 2014-07-06 12:23 Hicandyman 阅读(379) 评论(0) 推荐(0) 编辑
二叉树遍历
摘要： 二叉树前序遍历，中序遍历，后序遍历。 1 void preOrder_N(BTNode* root) 2 { 3 stack s; 4 while(root!=NULL||!s.empty()) 5 { 6 if(root!=NULL) 7 {... 阅读全文
posted @ 2014-07-06 09:39 Hicandyman 阅读(126) 评论(0) 推荐(0) 编辑
Sort Colors
摘要： Given an array withnobjects colored red, white or blue, sort them so that objects of the same color are adjacent, with the colors in the order red, wh... 阅读全文
posted @ 2014-07-06 05:48 Hicandyman 阅读(233) 评论(0) 推荐(0) 编辑
Gas Station
摘要： There areNgas stations along a circular route, where the amount of gas at stationiisgas[i].You have a car with an unlimited gas tank and it costscost[... 阅读全文
posted @ 2014-07-06 04:51 Hicandyman 阅读(120) 评论(0) 推荐(0) 编辑
2014年7月5日
Single Number
摘要： Given an array of integers, every element appearstwiceexcept for one. Find that single one.Note:Your algorithm should have a linear runtime complexity... 阅读全文
posted @ 2014-07-05 15:14 Hicandyman 阅读(99) 评论(0) 推荐(0) 编辑