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Edit Distance || 计算字符串相似度
Given two words word1 and word2, find the minimum number of steps required to convert word1 to word2. (each operation is counted as 1 step.)...
分类:其他好文   时间:2014-08-18 16:21:57    阅读次数:148
LeetCode 第一题剪彩自己的leetCode之路
Reverse Words in a String   Given an input string, reverse the string word by word. For example, Given s = "the sky is blue", return "blue is sky the". click to show clarification. ...
分类:其他好文   时间:2014-08-18 16:20:32    阅读次数:142
POJ--1386--Play on Words【判断有向图欧拉通路、欧拉回路】
链接:http://poj.org/problem?id=1386 题意:要开启一扇门,n个单词是密码,n个单词中,如果一个单词的首字母和前一个单词的尾字母相同,并且每个单词都能这么连起来且只用一次,则门可以开启,否则不能开启,现给出单词,判断门是否可以开。 有向图欧拉通路充要条件:D为有向图,D的基图连通,并且所有顶点的出度与入度都相等;或者除两个顶点外,其余顶点的出度与入度都相等,...
分类:其他好文   时间:2014-08-18 14:30:32    阅读次数:264
[LeetCode] Edit Distance(很好的DP)
Given two words word1 and word2, find the minimum number of steps required to convert word1 to word2. (each operation is counted as 1 step.)You have t...
分类:其他好文   时间:2014-08-18 12:20:34    阅读次数:148
链表的特有算法操作
10.42 使用list的算法实现排序和删除重复元素。#include#include#include#includeusing namespace std;void elimDup(list &words){ words.sort(); words.unique();}bool isS...
分类:其他好文   时间:2014-08-17 22:39:52    阅读次数:269
Dictionary subtraction
Finding the words from the book that are not in the word list from words.txt is a problem you might recognize as set subtraction; that is, we want to ...
分类:其他好文   时间:2014-08-17 18:16:02    阅读次数:259
Most common words
To find the most common words, we can apply the DSU pattern; most_common takes a histogram and returns a list of word-frequency tuples, sorted in reve...
分类:其他好文   时间:2014-08-17 17:00:32    阅读次数:180
Uva1401(字典树)
1401 - Remember the WordTime limit: 3.000 secondsNeal is very curious about combinatorial problems, and now here comes a problem about words. Knowing ...
分类:其他好文   时间:2014-08-17 16:44:52    阅读次数:315
Word histogram
Here is a program that reads a file and builds a histogram of the words in the file: process_file loops through the lines of the file, passi...
分类:其他好文   时间:2014-08-17 15:30:32    阅读次数:176
find_if函数与partition函数的转换
编写程序,求大于等于一个给定长度的单词有多少。我们还会修改输出,使程序只打印大于等于给定长度的单词。使用find_if实现的代码如下:#include#include#include#includeusing namespace std;void biggies(vector &words,vect...
分类:其他好文   时间:2014-08-17 15:29:42    阅读次数:225
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