escriptionThenthTriangularnumber,T(n) = 1 + …
+n, is the sum of the firstnintegers. It is the number of points in a triangular
array withnpoints on si...
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其他好文 时间：
2014-05-19 19:50:24
阅读次数：
191
Combination Sum IGiven a set of candidate
numbers (C) and a target number (T), find all unique combinations in C where the
candidate numbers sums to T...
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其他好文 时间：
2014-05-19 16:41:14
阅读次数：
269
【题目】
Given an array S of n integers, find three integers in S such that the sum is closest to a given number, target. Return the sum of the three integers. You may assume that each input would have exactly one solution.
For example, given array S = {...
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其他好文 时间：
2014-05-18 10:37:57
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269
1、
??
ZigZag Conversion
The string "PAYPALISHIRING" is
written in a zigzag pattern on a given number of rows like this: (you may want to display this pattern in a fixed font for better legibili...
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其他好文 时间：
2014-05-18 07:56:49
阅读次数：
407
【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 telephone buttons) is given below.
Input:Digit string "23"
Output: ["ad", "ae", "af", "bd", "be", "bf",...
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其他好文 时间：
2014-05-18 07:30:12
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340
Problem Description
For a decimal number x with n digits (AnAn-1An-2 ... A2A1), we define its weight as F(x) = An * 2n-1 + An-1 * 2n-2 + ... + A2 * 2 + A1 *
1. Now you are given two numbers A and...
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其他好文 时间：
2014-05-18 06:35:50
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300
-- =============================================
-- Author: ***
-- Create date: 2014-03-27 20:00
-- Description: 采用最新的 row_number() over 技术高...
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数据库 时间：
2014-05-18 06:21:24
阅读次数：
317
怎样把数字转为字符串（与atoi相反）？有itoa函数吗？
用sprintf就可以了：
sprintf(string, "%d", number);同理，也可以同sprintf把long型或浮点型转换成字符串（使用%ld或%f），也就是说，可以把sprintf看成是atol或者atof的
反函数。
怎样在日期上加n天？怎样取得两个日期的时间间隔？
第一个问题，mktime接受没有...
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编程语言 时间：
2014-05-18 06:20:21
阅读次数：
356
3SumClosest
Given an array S of n integers, find three integers in S such that the sum is closest to a given number, target. Return the sum of the three integers. You may assume that each input would have exactly one solution....
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其他好文 时间：
2014-05-18 05:57:48
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244
B-number
Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)
Total Submission(s): 2168 Accepted Submission(s): 1165
Problem Description
A wqb-number, or ...
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其他好文 时间：
2014-05-18 03:32:19
阅读次数：
240
