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：
2014-07-22 23:11:32
阅读次数：
388
Where's Waldorf?
Given a m by n grid
of letters, ( ),
and a list of words, find the location in the grid at which the word can be found. A word matches a straight, uninterrupted line o...
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其他好文 时间：
2014-05-02 10:59:15
阅读次数：
514
A regular palindrome is a string of numbers or letters that is the same forward as backward. For example, the string "ABCDEDCBA" is a palindrome because it is the same when the string is read from lef...
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其他好文 时间：
2014-05-02 10:33:09
阅读次数：
332
Given a digit string, return all possible
letter combinations that the number could represent.A mapping of digit to
letters (just like on the telephon...
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其他好文 时间：
2014-04-30 03:52:56
阅读次数：
411
Given a string, find the length of the longest substring without repeating characters. For example, the longest substring without repeating letters for "abcabcbb" is "abc", which the length is 3....
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其他好文 时间：
2014-04-29 13:47:20
阅读次数：
251
