摘要： 把只包含因子2、3和5的数称作丑数（Ugly Number）。例如6、8都是丑数，但14不是，因为它包含因子7。 习惯上我们把1当做是第一个丑数。求按从小到大的顺序的第N个丑数。 代码如下： 阅读全文

摘要： Given a m x n grid filled with non-negative numbers, find a path from top left to bottom right which minimizes the sum of all numbers along its path. 阅读全文

摘要： 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 阅读全文

摘要： A robot is located at the top-left corner of a m x n grid (marked 'Start' in the diagram below). The robot can only move either down or right at any p 阅读全文

摘要： Note: This is an extension of House Robber. After robbing those houses on that street, the thief has found himself a new place for his thievery so tha 阅读全文

摘要： In the computer world, use restricted resource you have to generate maximum benefit is what we always want to pursue. For now, suppose you are a domin 阅读全文

摘要： Given an array of scores that are non-negative integers. Player 1 picks one of the numbers from either end of the array followed by the player 2 and t 阅读全文

摘要： Run Run Configurations Common Encoding Other GBK Run Configurations里的Common中将编码方式改成GBK就正常了 阅读全文

摘要： 1 # -*- coding: utf-8 -*- 2 """ 3 Created on Mon Dec 12 14:35:49 2016 4 5 @author: yaru 6 """ 7 8 targetURL = "http://pythonscraping.com" 9 #targetURL = "https://github.com/" 10 11 from s... 阅读全文

摘要： 到http://download.csdn.net/detail/wanghui2008123/7621567下载中文简体包 然后找到tessdata目录，把eng.traineddata替换为chi_sim.traineddata,并且把chi_sim.traineddata重命名为eng.tra 阅读全文