17.9 Design a method to find the frequency of occurrences of any given word in a book. 这道题让我们找书中单词出现的频率,那么首先需要搞清楚的问题是,只需要统计一个单词,还是多个单词.如果是一个单词的话,那直接就遍历所有单词直接统计即可,如果是多个,就需要建立哈希表来建立每个单词和其出现次数之间的映射,然后再来查找即可,参见代码如下: unordered_map<string, int> make_dicti…

17.4 Write a method which finds the maximum of two numbers. You should not use if-else or any other comparison operator. 这道题让我们找出两个数中的较大值,不能用if..else..语句判断,也不能用任何比较符号.那么我们怎么办呢,我们看两个数的差值a-b是否大于0,如果大于0,说明a大,如果小于0,说明b大.然后我们用一个变量k来记录a-b的符号位,用q来表示k的相反数,这样…

BUAA Advanced Software Engineering Project:  Individual Project - Word frequency program Ryan Mao (毛宇)-1106116_11061171 Implement a console application to tally the frequency of words under a directory (2 modes). 1)  Before you implement this project…

https://leetcode.com/problems/word-frequency/ Write a bash script to calculate the frequency of each word in a text file words.txt. For simplicity sake, you may assume: words.txt contains only lowercase characters and space ' ' characters. Each word…

Write a bash script to calculate the frequency of each word in a text file words.txt. For simplicity sake, you may assume: words.txt contains only lowercase characters and space ' ' characters. Each word must consist of lowercase characters only. Wor…

192. Word Frequency Write a bash script to calculate the frequency of each word in a text file words.txt. For simplicity sake, you may assume: words.txt contains only lowercase characters and space ' ' characters. Each word must consist of lowercase…

一.问题的提出:    一本书扫描好,要将书中的图片转换为文字版的word文档.二.问题的分析:    1.文字的提取    2.文字的编排三.问题的解决    1.如果用的是Adobe Acrobat 8 Professional      那么,扫描好的pdf文档,选定某一页,      文档→OCR文本识别→使用OCR识别文本      弹出识别文本对话框,注意要选择好识别的主要语言      在弹出的对话框中有个编辑按钮,点击“编辑”      弹出一个新的对话框窗体,将OCR识别的主要…

在MathType数学公式编辑器中,公式编号共有五部分内容:分别是章编号(Chapter Number).节编号(Section Number).公式编号(Equation Number).括号(Enclosure). 分隔符(Separator).这五部分内容可以进行自由切换,以实现不同的需要.本文将以Microsoft office为例,教大家如何在word的mathtype加载项中修改章节号. 公式编号的设置方法: 1.单击word文档中的MathType加载项,点击第三列中插入编号的倒置…

作者: 负雪明烛 id: fuxuemingzhu 个人博客: http://fuxuemingzhu.cn/ 公众号:负雪明烛 本文关键词:Leetcode, 力扣,211,搜索单词,前缀树,字典树,Trie,Python, C++, Java 目录 题目描述 题目大意 解题思路 从二叉树说起 前缀树 构建 查询 应用 代码 刷题心得 日期 题目地址:https://leetcode.com/problems/add-and-search-word-data-structure-design/…

17.14 Oh, no! You have just completed a lengthy document when you have an unfortunate Find/Replace mishap. You have accidentally removed all spaces, punctuation, and capitalization in the document. A sentence like "I reset the computer. It still didn…