这题折腾主要是因为对于这个anagram的定义理解有误,参看维基页面:Ananagramis a type ofword play, the result of rearranging the letters of a word or phrase to produce a new word or ...
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其他好文 时间:
2014-10-14 21:30:09
阅读次数:
195
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:
2014-10-12 17:16:38
阅读次数:
155
A message containing letters from A-Z is being encoded to numbers using the following mapping:'A' -> 1'B' -> 2...'Z' -> 26Given an encoded message con...
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其他好文 时间:
2014-10-12 16:45:38
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157
Problem
Given a list of space separated words, reverse the order of the words. Each line of text contains L letters and W words.
A line will only consist of letters and space characters. There will...
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其他好文 时间:
2014-10-12 13:11:28
阅读次数:
133
Given a 2D board and a word, find if the word exists in the grid.The word can be constructed from letters of sequentially adjacent cell, where "adjace...
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其他好文 时间:
2014-10-08 00:05:04
阅读次数:
221
StringsAnother useful data type is thestring. Astringcan contain letters, numbers, and symbols.Strings need to be within quotes.Escaping charactersbac...
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其他好文 时间:
2014-10-06 12:58:10
阅读次数:
171
任务:随机地创造出新密码。比如,有时需要给新的用户账号分配新的密码。解决方案:from random import choiceimport stringdef GenPasswd(length=8,chars=string.letters+string.digits): return ''....
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其他好文 时间:
2014-10-05 22:38:49
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122
ConstraintsTime Limit: 1 secs, Memory Limit: 32 MBDescriptionThe columnar encryption scheme scrambles the letters in a message (or plaintext) using a ...
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其他好文 时间:
2014-10-05 18:01:18
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245
题目:Given a digit string, return all possible letter combinations that the number could represent.A mapping of digit to letters (just like on the telep...
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其他好文 时间:
2014-10-05 15:11:48
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206
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:
2014-10-04 01:10:45
阅读次数:
200