题目链接：Letter Combinations of a Phone
Number
Given a digit string, return all possible letter combinations that the number could represent.
A mapping of digit to letters (just like on the telephone...
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其他好文 时间：
2015-01-30 22:43:16
阅读次数：
175
1.String模块中的常量： string.digits：数字0~9 string.letters：所有字母（大小写） string.lowercase：所有小写字母 string.printable：可打印字符的字符串 string.punctuation：所有标点 ...
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编程语言 时间：
2015-01-30 17:17:12
阅读次数：
170
【题目】
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 "adjacent" cells are those horizontally or...
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其他好文 时间：
2015-01-30 16:05:43
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225
A message containing letters fromA-Zis being encoded to numbers using the following mapping:'A' -> 1'B' -> 2...'Z' -> 26Given an encoded message conta...
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其他好文 时间：
2015-01-30 06:39:22
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113
Number letter counts
Problem 17
If the numbers 1 to 5 are written out in words: one, two, three, four, five, then there are 3 + 3 + 5 + 4 + 4 = 19 letters used in total.
If all the numbers ...
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编程语言 时间：
2015-01-29 14:44:35
阅读次数：
207
Number letter counts
Problem 17
If the numbers 1 to 5 are written out in words: one, two, three, four, five, then there are 3 + 3 + 5 + 4 + 4 = 19 letters used in total.
If all the numbers ...
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编程语言 时间：
2015-01-29 09:27:01
阅读次数：
199
题目链接：Longest Substring Without Repeating Characters
Given a string, find the length of the longest substring without repeating characters. For example, the longest substring without repeating letters...
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其他好文 时间：
2015-01-27 23:33:44
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176
描述：
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 ...
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其他好文 时间：
2015-01-27 20:21:40
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149
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. Fo...
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其他好文 时间：
2015-01-27 09:30:15
阅读次数：
169
Decode WaysA message containing letters fromA-Zis being encoded to numbers using the following mapping:'A' -> 1'B' -> 2...'Z' -> 26Given an encoded me...
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其他好文 时间：
2015-01-26 20:47:54
阅读次数：
163
