原创 LeetCode -- Recover Binary Search Tree
鏈接:http://leetcode.com/onlinejudge#question_99 原題: Two elements of a binary search tree (BST) are swapped by mistake. R
原创 LeetCode —— Word Search
鏈接:http://leetcode.com/onlinejudge#question_79 原題: Given a 2D board and a word, find if the word exists in the grid.
原创 LeetCode——Word Ladder II
鏈接:http://leetcode.com/onlinejudge#question_126 原題: Given two words (start and end), and a dictionary, find all short
原创 LeetCode —— Search for a Range
鏈接:http://leetcode.com/onlinejudge#question_34 原題: Given a sorted array of integers, find the starting and ending posi
原创 LeetCode —— Distinct Subsequences
鏈接:http://leetcode.com/onlinejudge#question_115 原題: Given a string S and a string T, count the number of distinct sub
原创 LeetCode —— 3SUM
3Sum 鏈接:http://leetcode.com/onlinejudge#question_15 原題: Given an array S of n integers, are there elements a, b, c in
原创 LeetCode —— Pow(x, n)
鏈接:http://leetcode.com/onlinejudge#question_50 原題: Implement pow(x, n) 思路:1次、2次、4次、8次這樣算上去,其實就是n的二進制表示形式。 當然要小心n是負數和底數
原创 LeetCode —— Combinations
鏈接:http://leetcode.com/onlinejudge#question_77 原題: Given two integers n and k, return all possible combinations of k
原创 LeetCode —— Decode Ways
鏈接:http://leetcode.com/onlinejudge#question_91 原題: A message containing letters from A-Z is being encoded to numbers
原创 LeetCode —— Search in Rotated Sorted Array
鏈接:http://leetcode.com/onlinejudge#question_33 原題: Suppose a sorted array is rotated at some pivot unknown to you befo
原创 ENVI/IDL——Java-IDL Export Bridge
任務: 要把一堆遙感圖片每一個像素點所對應的波段值和經緯度等信息統一插入到數據庫中,以方便查詢管理。 技術試探: 上一篇博文http://blog.csdn.net/niaokedaoren/article/details/888162
原创 在ubuntu12.04LTS上編譯64位hadoop-2.3.0並安裝測試 單節點
先看一下安裝完之後的版本情況 $ java -version java version "1.7.0_51" Java(TM) SE Runtime Environment (build 1.7.0_51-b13) Java HotSp
原创 LeetCode —— Median of Two Sorted Arrays
鏈接:http://leetcode.com/onlinejudge#question_4 原題:There are two sorted arrays A and B of size m and n respectively. Find
原创 LeetCode -- Longest Palindromic Substring
鏈接:http://leetcode.com/onlinejudge#question_5 原題: Given a string S, find the longest palindromic substring in S. You
原创 LeetCode —— Set Matrix Zeroes
鏈接:http://leetcode.com/onlinejudge#question_73 原題: Given a m x n matrix, if an element is 0, set its entire row and c