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原创 javascript

基础语法jqery的一些zencode http://docs.emmet.io/abbreviations/syntax/ 数据类型以及控制元素未定义的判断（） if(typeof(sentiment)!=”undefined”){}布尔判断小写的 true 和false强制字符串转数字，int parseInt(stringnum); 对象var obj={}; obj.tex

2016-03-22 21:25:26 697

原创 Python的基础函数

python 开发文档镇楼。 https://docs.python.org/2/index.html关于代码python的合理布局(1)起始行（2）模块文档（3）模块导入（4）变量定义（5）类定义（6）函数定义（7）主程序文档编码#encoding: utf-8 # 设置系统编码 import codecs codecs.open("loc,txt","w","ut

2016-03-06 15:55:36 763

原创自然语言处理

好像有时候会用到自然语言处理。包括一些概念性东西和知识整理。知乎上面整理的自然语言入门的知识贴http://www.zhihu.com/question/19895141coursera上面有一个哥伦比亚https://www.coursera.org/course/nlangp这里介绍自然语言处理的应用在于语言的自动翻译，人机对话，信息提取（从非结

2015-11-07 14:33:51 1698

原创 C++一些函数备用

http://baike.baidu.com/link?url=eikMzuoUH9_OOD_Z4ov-JdcAdv2bMse_eWBLjRuL5IH9ggR-AgMng2SI7GiLHQuzQWiRmetaKECksoq-TLoX8afind_first_not_ofhttp://blog.sina.com.cn/s/blog_453a02280100r8tv.html 字

2014-01-12 19:15:12 1519

原创 [编程题] 偶数大翻转

今天的计算机课上，老师给同学们出了一道题：输入n个数，请将其中的偶数的二进制反转。 eg：输入1 6 5 其中6是偶数，二进制表示为110，反转后为011，代表3，所以最终输出1 3 5. 小贱君最近脑子不怎么好使，想了半天也没想出来如何做，最后他向你寻求帮助了，帮帮可怜的小贱君吧！输入描述:输入包含多组测试数据。对于每组测试数据：N — 输入的数字个数N个数：a0,a1,…,an-1保证

2016-08-06 12:38:43 1240

36. Valid SudokuDetermine if a Sudoku is valid, according to: Sudoku Puzzles - The Rules.The Sudoku board could be partially filled, where empty cells are filled with the character ‘.’.主要是mask可以减少内存存储，

2016-07-30 16:43:49 706

原创【leetcode】53. Maximum Subarray

53. Maximum Subarray 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,−5,4], the contiguous subar

2016-07-17 16:45:53 577

原创【leetcode】63. Unique Paths II

Follow up for “Unique Paths”:Now consider if some obstacles are added to the grids. How many unique paths would there be?An obstacle and empty space is marked as 1 and 0 respectively in the grid.For ex

2016-07-17 13:47:40 454

原创【leetcode】110. Balanced Binary Tree

Given a binary tree, determine if it is height-balanced.For this problem, a height-balanced binary tree is defined as a binary tree in which the depth of the two subtrees of every node never differ by

2016-07-16 13:46:43 368

原创【leetcode】66. Plus One

Given a non-negative number represented as an array of digits, plus one to the number.The digits are stored such that the most significant digit is at the head of the list.class Solution {public:

2016-07-16 12:12:15 413

原创【leetcode】46. Permutations

Given a collection of distinct numbers, return all possible permutations.For example, [1,2,3] have the following permutations: [ [1,2,3], [1,3,2], [2,1,3], [2,3,1], [3,1,2

2016-07-15 11:33:48 311

原创 C++一些函数备用 markdown

cppreference输入输出重定向 freopen(“input.txt”, “r”, stdin); 整行输入string a;#include<iostream> getline(cin, a); 因为那个啥超时的原因，需要C语言 char a[100];includeincludestring c; getline(cin,c); cin输入字母和数字int a[3],

2016-07-15 10:56:38 890

原创【leetcode】62. Unique Paths

class Solution {private: int backtrack(int r,int c,int m,int n){ if(r==m-1&&c==n-1){ return 1; } if(r>=m||c>=n){ return 0; } return b

2016-07-15 10:45:46 300

原创【leetcode】28. Implement strStr()

第一种，javascript原生态函数,108ms/** * @param {string} haystack * @param {string} needle * @return {number} */var strStr = function(haystack, needle) { return haystack.indexOf(needle);};第二种，朴素字符串匹配

2016-07-15 10:39:57 429

原创【leetcode】27. Remove Element

Given an array and a value, remove all instances of that value in place and return the new length.Do not allocate extra space for another array, you must do this in place with constant memory.The order

2016-07-08 09:53:01 375

原创【leetcode】26. Remove Duplicates from Sorted Array

Given a sorted array, remove the duplicates in place such that each element appear only once and return the new length.Do not allocate extra space for another array, you must do this in place with cons

2016-07-07 11:53:29 332

原创【leetcode】25. Reverse Nodes in k-Group

Given a linked list, reverse the nodes of a linked list k at a time and return its modified list.If the number of nodes is not a multiple of k then left-out nodes in the end should remain as it is.You

2016-07-06 15:29:15 294

原创【leetcode】23. Merge k Sorted Lists

Merge k sorted linked lists and return it as one sorted list. Analyze and describe its complexity./** * Definition for singly-linked list. * function ListNode(val) { * this.val = val; * thi

2016-07-06 13:50:43 262

原创【leetcode】24. Swap Nodes in Pairs

Given a linked list, swap every two adjacent nodes and return its head.For example, Given1->2->3->4, you should return the list as 2->1->4->3.Your algorithm should use only constant space. You may not

2016-07-05 19:40:28 328

原创【leetcode】21. Merge Two Sorted Lists

Merge two sorted linked lists and return it as a new list. The new list should be made by splicing together the nodes of the first two lists./** * Definition for singly-linked list. * function ListNo

2016-07-05 10:36:31 293

原创【leetcode】20. Valid Parentheses

Given a string containing just the characters ‘(‘, ‘)’, ‘{‘, ‘}’, ‘[’ and ‘]’, determine if the input string is valid.The brackets must close in the correct order, “()” and “()[]{}” are all valid but “

2016-07-05 10:34:29 336

原创【leetcode】19. Remove Nth Node From End of List

Given a linked list, remove the nth node from the end of list and return its head.For example, Given linked list: 1->2->3->4->5, and n = 2. After removing the second node from the end, the linke

2016-07-04 20:07:26 266

原创【leetcode】17. Letter Combinations of a Phone Number

Given a digit string, return all possible letter combinations that the number could represent.A mapping of digit to letters (just like on the telephone buttons) is given below. Input:Digit string “23

2016-07-04 12:33:52 288

原创【leetcode】16. 3Sum Closest

Given an array S of n integers, find three integers in S such that the sum is closest to a given number, target. Return the sum of the three integers. You may assume that each input would have exactly

2016-07-04 11:57:06 256

原创【leetcode】15. 3Sum

Given an array S of n integers, are there elements a, b, c in S such that a + b + c = 0? Find all unique triplets in the array which gives the sum of zero.Note: The solution set must not contain duplic

2016-07-03 20:31:02 388

原创【leetcode】14. Longest Common Prefix

Write a function to find the longest common prefix string amongst an array of strings./** * @param {string[]} strs * @return {string} */var longestCommonPrefix = function(strs) { var ll = strs.

2016-07-03 10:51:44 285

原创【leetcode】11. Container With Most Water

Given n non-negative integers a1, a2, …, an, where each represents a point at coordinate (i, ai). n vertical lines are drawn such that the two endpoints of line i is at (i, ai) and (i, 0). Find two lin

2016-07-03 10:15:42 256

原创【leetcode】10. Regular Expression Matching

Implement regular expression matching with support for ‘.’ and ‘*’. ‘.’ Matches any single character. ‘*’ Matches zero or more of the preceding element. The matching should cover the entire i

2016-07-02 20:03:31 388

原创【leetcode】9. Palindrome Number

Determine whether an integer is a palindrome. Do this without extra space./** * @param {number} x * @return {boolean} */var isPalindrome = function(x) { var num = x; var reverse = 0; wh

2016-06-30 13:20:31 214

原创【leetcode】5. Longest Palindromic Substring

Given a string S, find the longest palindromic substring in S. You may assume that the maximum length of S is 1000, and there exists one unique longest palindromic substring. 最长回文字串，这个是暴力解法。/** * @pa

2016-06-27 10:34:39 239

原创【leetcode】4. Median of Two Sorted Arrays

leetcod There are two sorted arrays nums1 and nums2 of size m and n respectively.Find the median of the two sorted arrays. The overall run time complexity should be O(log (m+n)).Example 1: nums1 = [

2016-06-24 10:43:40 413

原创【leetcode】6. ZigZag Conversion

The string “PAYPALISHIRING” is written in a zigzag pattern on a given number of rows like this: (you may want to display this pattern in a fixed font for better legibility) P A H N A P L S I

2016-06-22 12:57:44 586

原创【leetcode】3. Longest Substring Without Repeating Characters

Given a string, find the length of the longest substring without repeating characters.Examples:Given “abcabcbb”, the answer is “abc”, which the length is 3.Given “bbbbb”, the answer is “b”, with the le

2016-06-22 11:01:43 279

原创【leetcode】2. Add Two Numbers

不能只刷简单题了。从头开始刷，也算加大强度吧。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 digit. Add the two numbers a

2016-06-20 19:21:13 274

原创【leetcode】sql练习

2016-06-20 19:14:00 1426

原创【leetcode】350. Intersection of Two Arrays II

Given two arrays, write a function to compute their intersection.Example: Given nums1 = [1, 2, 2, 1], nums2 = [2, 2], return [2, 2].Your runtime beats 38.36% of javascriptsubmissions/** * @param {n

2016-06-19 08:36:44 339

原创【leetcode】1. Two Sum

Given an array of integers, return indices of the two numbers such that they add up to a specific target.You may assume that each input would have exactly one solution.Example: Given nums = [2, 7, 11

2016-06-17 11:03:46 276

原创【leetcode】121. Best Time to Buy and Sell Stock

Say you have an array for which the ith element is the price of a given stock on day i.If you were only permitted to complete at most one transaction (ie, buy one and sell one share of the stock), desi

2016-06-15 19:39:17 333

原创【leetcode】318. Maximum Product of Word Lengths My Submissions QuestionEditorial Solution

Given a string array words, find the maximum value of length(word[i]) * length(word[j]) where the two words do not share common letters. You may assume that each word will contain only lower case lette

2016-06-14 10:55:20 343

原创【leetcode】96. Unique Binary Search Trees

动态规划问题入门，分解成左右两颗子树。 Given n, how many structurally unique BST’s (binary search trees) that store values 1…n?For example, Given n = 3, there are a total of 5 unique BST’s. 1 3 3 2

2016-06-10 13:33:17 296

Affinity_Propagation_(AP)_AP聚类聚类算法介绍

2016-03-28

python emd算法

python emd算法 Earth Mover's Distance

2016-02-25

Interfacing C/C++ and Python with SWIG

2015-12-01

sentiwords情感词

sentiwords情感词【论文+(申请)下载:基于SentiWordNet的高准确率/覆盖率新情感词典SentiWords(155,286 words)】《SentiWords: Deriving a High Precision and High Coverage Lexicon for Sentiment Analysis》L Gatti, M Guerini, M Turchi (2015) http://t.cn/RUxgfXw project page:http://t.cn/RUxgVjT

2015-11-24

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Affinity_Propagation_(AP)_AP聚类聚类算法介绍

python emd算法

Interfacing C/C++ and Python with SWIG

sentiwords情感词

纯html写的大白

图片批量下载

问答网站样本

改进的种子填充

斯坦福公开课机器学习基础文档

范例啊XML关于语音识别语法部分

图书管理系统借书还书续借罚金（JAVA+SQL2005）

MFC视频播放MCI，mmsystem.h

ActiveXWindowsMediaPlayer播放视频MFC

音频播放器

Cohen-Sutherland算法实现直线裁剪

数据结构队列C++

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