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Construct Binary Tree from Preorder and Inorder Traversal
Given preorder and inorder traversal of a tree, construct the binary tree.Note:You may assume that duplicates do not exist in the tree./** * Definitio...
分类:其他好文   时间:2014-05-30 16:02:40    阅读次数:289
Palindrome Partitioning
Given a strings, partitionssuch that every substring of the partition is a palindrome.Return all possible palindrome partitioning ofs.For example, giv...
分类:其他好文   时间:2014-05-30 16:04:06    阅读次数:237
软件工程课程收获
软件工程课最大的收获应该就是让我感受到了些许走上工作敢为后面对boss的氛围,那么多的任务,那么多的文档,以及那么多的deadline,一个本应该为理论课的实践课,总是一次次撞击着我们的小心脏。要知道将来走向工作岗位的我们是没有大牛可以依靠的,可以依靠的只有自己,其实在压力下,我们也可以成为大...
分类:其他好文   时间:2014-05-30 16:01:15    阅读次数:192
Linked List Cycle II
Given a linked list, return the node where the cycle begins. If there is no cycle, returnnull.Follow up:Can you solve it without using extra space?/**...
分类:其他好文   时间:2014-05-30 15:59:56    阅读次数:249
Distinct Subsequences
Given a stringSand a stringT, count the number of distinct subsequences ofTinS.A subsequence of a string is a new string which is formed from the orig...
分类:其他好文   时间:2014-05-30 15:58:40    阅读次数:187
Evaluate Reverse Polish Notation
Evaluate the value of an arithmetic expression inReverse Polish Notation.Valid operators are+,-,*,/. Each operand may be an integer or another express...
分类:其他好文   时间:2014-05-30 15:22:39    阅读次数:301
Populating Next Right Pointers in Each Node
Given a binary tree struct TreeLinkNode { TreeLinkNode *left; TreeLinkNode *right; TreeLinkNode *next; }Populate each next pointe...
分类:其他好文   时间:2014-05-30 15:21:20    阅读次数:181
读《人月神话》所感
《人月神话》读书心得: 因为现在还是学生,且没有什么真正在应用项目的开发经验,所以读《人月神话》这本书,与其说是在学习这位计算机先驱的经验,不如说是在了解一个大型软件系统的开发过程以及在开发过程中将会遇到的困难。但是,通过一些小项目的练习经验,还是有很多感触。 如果以后工作了,从事软件编程这...
分类:其他好文   时间:2014-05-30 15:19:52    阅读次数:241
Path Sum
Given a binary tree and a sum, determine if the tree has a root-to-leaf path such that adding up all the values along the path equals the given sum.Fo...
分类:其他好文   时间:2014-05-30 15:18:35    阅读次数:246
Sort List
Sort a linked list inO(nlogn) time using constant space complexity./** * Definition for singly-linked list. * struct ListNode { * int val; * L...
分类:其他好文   时间:2014-05-30 15:17:18    阅读次数:312
Single Number II
Given an array of integers, every element appearsthreetimes except for one. Find that single one.Note:Your algorithm should have a linear runtime comp...
分类:其他好文   时间:2014-05-30 15:15:53    阅读次数:225
Palindrome Partitioning II
Given a strings, partitionssuch that every substring of the partition is a palindrome.Return the minimum cuts needed for a palindrome partitioning ofs...
分类:其他好文   时间:2014-05-30 15:13:10    阅读次数:262
Insertion Sort List
Sort a linked list using insertion sort./** * Definition for singly-linked list. * struct ListNode { * int val; * ListNode *next; * ListNo...
分类:其他好文   时间:2014-05-30 15:14:27    阅读次数:245
Qt 类外调用一个 private slots 函数
MainWindow中 private slots 函数 void print_on_log(QString strtemp);输出一个字符串到编辑窗口中classMainWindow:publicQMainWindow{Q_OBJECTpublic:explicitMainWindow(QWidg...
分类:其他好文   时间:2014-05-30 15:11:51    阅读次数:286
Convert Sorted Array to Binary Search Tree
Given an array where elements are sorted in ascending order, convert it to a height balanced BST./** * Definition for binary tree * struct TreeNode { ...
分类:其他好文   时间:2014-05-30 15:10:23    阅读次数:227
LRU Cache
Design and implement a data structure for Least Recently Used (LRU) cache. It should support the following operations:getandset.get(key)- Get the valu...
分类:其他好文   时间:2014-05-30 15:09:06    阅读次数:223
Copy List with Random Pointer
A linked list is given such that each node contains an additional random pointer which could point to any node in the list or null.Return a deep copy ...
分类:其他好文   时间:2014-05-30 15:07:49    阅读次数:260
Maximum Depth of Binary Tree
Given a binary tree, find its maximum depth.The maximum depth is the number of nodes along the longest path from the root node down to the farthest le...
分类:其他好文   时间:2014-05-30 15:03:42    阅读次数:237
Candy
There areNchildren standing in a line. Each child is assigned a rating value.You are giving candies to these children subjected to the following requi...
分类:其他好文   时间:2014-05-30 15:04:58    阅读次数:224
Best Time to Buy and Sell Stock II
Say you have an array for which theithelement is the price of a given stock on dayi.Design an algorithm to find the maximum profit. You may complete a...
分类:其他好文   时间:2014-05-30 15:00:54    阅读次数:335
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