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.)...
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其他好文 时间:
2014-08-18 16:21:57
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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.
...
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其他好文 时间:
2014-08-18 16:20:32
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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,...
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其他好文 时间:
2014-08-18 14:30:32
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264
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...
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其他好文 时间:
2014-08-18 12:20:34
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148
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...
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其他好文 时间:
2014-08-17 22:39:52
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269
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 ...
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其他好文 时间:
2014-08-17 18:16:02
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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...
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其他好文 时间:
2014-08-17 17:00:32
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1401 - Remember the WordTime limit: 3.000 secondsNeal is very curious about combinatorial problems, and now here comes a problem about words. Knowing ...
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其他好文 时间:
2014-08-17 16:44:52
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315
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...
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其他好文 时间:
2014-08-17 15:30:32
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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...
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其他好文 时间:
2014-08-17 15:29:42
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225