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 i...
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其他好文 时间:
2015-01-13 09:03:32
阅读次数:
217
ascii = {}ascii[' '] = ' 'ascii['!'] = '!'ascii['"'] = '\"'ascii['#'] = '#'ascii['$'] = '$'ascii['%'] = '%'ascii['&'] = '&...
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其他好文 时间:
2015-01-12 23:49:00
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258
Implement wildcard pattern matching with support for '?' and '*'.
'?' Matches any single character.
'*' Matches any sequence of characters (including the empty sequence).
The matching should cover t...
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其他好文 时间:
2015-01-12 16:39:22
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168
Given a string s consists of upper/lower-case alphabets and empty space characters '
', return the length of last word in the string.
If the last word does not exist, return 0.
Note: A word is...
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其他好文 时间:
2015-01-12 13:03:03
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136
求字符串中的最长无重复子串的长度,例如"abcabcbb",最长无重复子串为"abc",长度为3。因为要求无重复,因此想到要用HashMap来保存,因为HashMap的键值不能重复。将要存入的字符作为key,字符在字符串中的下标作为value,如果map中已经存有该字符,则删掉该字符以及字符串中该字符之前的所有字符,然后再存入。例如字符串为"abcbd",如已存入abc,现在要存b,则删掉ab,存...
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其他好文 时间:
2015-01-12 11:38:25
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217
# -*- coding: utf8 -*-'''__author__ = 'dabay.wang@gmail.com'https://oj.leetcode.com/problems/longest-substring-without-repeating-characters/Given a st...
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编程语言 时间:
2015-01-12 01:36:33
阅读次数:
255
Given a string, find the length of the longest substring without repeating characters. For example, the longest substring without repeating letters fo...
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其他好文 时间:
2015-01-11 22:58:44
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223
Wildcard MatchingImplement wildcard pattern matching with support for'?'and'*'.'?' Matches any single character.'*' Matches any sequence of characters...
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其他好文 时间:
2015-01-10 22:20:52
阅读次数:
222
1812. Longest Common Substring IIProblem code: LCS2A string is finite sequence of characters over a non-empty finite set Σ.In this problem, Σ is the s...
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其他好文 时间:
2015-01-09 22:06:32
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339
名称:sort
位置:/usr/bin/sort
权限:所有用户
用法: sort [OPTION]... [FILE]...
sort [OPTION]... --files0-from=F
选项:
-b --ignore-leading-blanks 忽略最前面的空格
-f --ignore-case fold lower case to upper case characters 忽略字母的大小写
...
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系统相关 时间:
2015-01-09 09:20:23
阅读次数:
269