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[LeetCode] 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 telephon...
分类:其他好文   时间:2014-12-11 00:12:47    阅读次数:297
Letter Combinations of a Phone Number
Letter Combinations of a Phone NumberGiven a digit string, return all possible letter combinations that the number could represent.A mapping of digit ...
分类:其他好文   时间:2014-12-09 21:24:40    阅读次数:169
sql:sum(value)与count(letter),当用户不存在时查询到的值
SELECT sum(value) FROM invoice where username='yueer'SELECT count(letters) FROM invoice where username='yueer'如果yueer这个用户名不存在,第一个会返回null值,第二个会返回0
分类:数据库   时间:2014-12-09 12:00:24    阅读次数:231
[leetcode]Letter Combinations of a Phone Number
问题描述: 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 buttons) is given below. Input:Dig...
分类:其他好文   时间:2014-12-08 23:03:54    阅读次数:243
Project Eluer - 17
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 fr...
分类:其他好文   时间:2014-12-05 19:27:00    阅读次数:177
LeetCode: Letter Combinations of a Phone Number 解题报告
Letter Combinations of a Phone NumberGiven a digit string, return all possible letter combinations that the number could represent.A mapping of digit ...
分类:其他好文   时间:2014-12-03 21:12:18    阅读次数:188
Latex 入门一
一个latex文档往往通过"\documentclass{模板类型}"开始,模板类型支持article、book、report和letter等 通过"\usepackage{amsmath}"使用美国数学协会的宏包。 "%"后的语句是不参与编译的部分,正规的百分号要使用"\%"来转义输入。 需要注意的还有大括号:"\{"、"\}",反斜杠:$\backslash$。...
分类:其他好文   时间:2014-12-01 21:00:17    阅读次数:225
Jsp页面设计易忘点
文本标签: 文本加粗 斜体 下划线 作为下标 作为上标样式: italic;斜体 text-decoration:none; 去掉下划线 link;超链接未点击 visited;点击过 line-height;行间距 letter-spacing;字间距 border-col...
分类:Web程序   时间:2014-12-01 00:38:31    阅读次数:311
a letter and a number
描述we define f(A) = 1, f(a) = -1, f(B) = 2, f(b) = -2, ... f(Z) = 26, f(z) = -26;Give you a letter x and a number y , you should output the result of y...
分类:其他好文   时间:2014-11-30 06:14:14    阅读次数:184
Leetcode-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 telephon...
分类:其他好文   时间:2014-11-28 07:40:57    阅读次数:200
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