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Leetcode - Reverse Words
比起POJ弱爆了一题,从后往前扫描一遍,O(n)时间,只要注意各种极端情况即可,不明白通过率为什么只有13%。 #include #include using namespace std; class Solution { public: void reverseWords(string &s) { char* cstr = new char[s.size()+1]; ...
分类:其他好文   时间:2014-06-05 03:45:47    阅读次数:221
LeetCode: Text Justification [068]
【题目】 Given an array of words and a length L, format the text such that each line has exactly L characters and is fully (left and right) justified. You should pack your words in a greedy approach; that is, pack as many words as you can in each line. Pad ...
分类:其他好文   时间:2014-06-04 22:37:46    阅读次数:389
Text Justification
Given an array of words and a lengthL, format the text such that each line has exactlyLcharacters and is fully (left and right) justified.You should p...
分类:其他好文   时间:2014-06-04 20:08:22    阅读次数:296
[leetcode]Reverse Words in a String @ Python
原题地址:https://oj.leetcode.com/problems/reverse-words-in-a-string/题意:Given an input string, reverse the string word by word.For example,Given s = "the s...
分类:编程语言   时间:2014-06-03 11:13:36    阅读次数:258
【leetcode】 Text Justification
问题: 给定一个字符串数组words,一个整数L,将words中的字符串按行编辑,L表示每行的长度。 要求: 1)每个单词之间至少是有一个空格隔开的。 2)最后一行每个单词间只间隔一个空格, 最后一个单词后不足L长度的用空格填充。 3)除最后一行外,其他行进行填充长度的空格要均分,不能均分的,将余数代表的空格数依次填充在行左。 For example, words: ["Th...
分类:其他好文   时间:2014-06-01 15:43:03    阅读次数:297
【leetcode】Substring with Concatenation of All Words
题目: 给定一个字符串S,一个字符串数组L,找出S中所有这样的子串起点,该子串包含L中的所有元素。 说明: 1)L中存在重复的元素 2)子串不允许间断,即子串从开始到找全L中的所有元素之前,子串中不允许包含L以外的东西,而且,即使当前处理的子串是L中含有的,但是前面已经找够了,这个多余的也是不合法的,若此时还有L中的其他元素没找到,从这个起点开始也是不成功的。 3)L在S中出现的...
分类:其他好文   时间:2014-06-01 12:54:53    阅读次数:192
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.Cl...
分类:其他好文   时间:2014-05-30 16:25:58    阅读次数:233
Word Break
Given a stringsand a dictionary of wordsdict, determine ifscan be segmented into a space-separated sequence of one or more dictionary words.For exampl...
分类:其他好文   时间:2014-05-30 16:09:32    阅读次数:213
leetcode--Substring with Concatenation of All Words
You are given a string,S, and a list of words,L, that are all of the same length. Find all starting indices of substring(s) in S that is a concatenati...
分类:其他好文   时间:2014-05-29 09:09:35    阅读次数:222
【LeetCode】Substring with Concatenation of All Words
You are given a string,S, and a list of words,L, that are all of the same length. Find all starting indices of substring(s) in S that is a concatenati...
分类:其他好文   时间:2014-05-28 04:03:54    阅读次数:240
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