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Single Number
题目描述 链接地址 解法 算法解释题目描述Given 2*n + 1 numbers, every numbers occurs twice except one, find it. ExampleGiven [1,2,2,1,3,4,3], return 4链接地址http://www.lintcode.com/en/problem/single-number/解法 int singleNu...
分类:其他好文   时间:2015-07-19 20:14:13    阅读次数:137
leetcode_171题——Number of 1 Bits(位运算)
Number of 1 BitsTotal Accepted:38248Total Submissions:101730My SubmissionsQuestionSolutionWrite a function that takes an unsigned integer and returns ...
分类:其他好文   时间:2015-07-19 19:33:51    阅读次数:107
#25 Reverse Nodes in k-Group
题目链接:https://leetcode.com/problems/reverse-nodes-in-k-group/ Given a linked list, reverse the nodes of a linked list k at a time and return its modified list. If the number of nodes is not...
分类:其他好文   时间:2015-07-19 18:04:26    阅读次数:128
LeetCode#172 Factorial Trailing Zeroes
Problem Definition: Given an integer n, return the number of trailing zeroes in n!. Note: Your solution should be in logarithmic time complexity.Sol.....
分类:其他好文   时间:2015-07-19 17:48:13    阅读次数:91
Project Euler:Problem 78 Coin partitions
Let p(n) represent the number of different ways in which n coins can be separated into piles. For example, five coins can be separated into piles in exactly seven different ways, so p(5)=7. ...
分类:其他好文   时间:2015-07-19 16:35:22    阅读次数:181
CodeForces 373B——模拟——Making Sequences is Fun
We'll defineS(n)for positive integernas follows: the number of then's digits in the decimal base. For example,S(893)?=?3,S(114514)?=?6.You want to mak...
分类:其他好文   时间:2015-07-19 16:13:36    阅读次数:95
Source insight 3572安装和版本号An invalid source insight serial number was detected解
Source insight最新版本3572下载链接:http://www.sourceinsight.com/down35.html, http://www.sourceinsight.com/distribute/Si3570Setup.exe注冊号:SI3US-205035-364481.卸....
分类:其他好文   时间:2015-07-19 16:11:57    阅读次数:732
hdu 3652 B-number(数字dp)
http://acm.hdu.edu.cn/showproblem.php?pid=3652大致题意:"B-number"即一个整数含有子串"13"且被13整除。求1-n之间这种数的个数。思路:有两个限制条件:含有子串“13”和能被13整除。那么设dp[site][mod][flag]。表示到第si...
分类:其他好文   时间:2015-07-19 14:47:22    阅读次数:92
leetCode.006 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 fo...
分类:其他好文   时间:2015-07-19 14:45:18    阅读次数:113
1049. Counting Ones (30)
题目如下: The task is simple: given any positive integer N, you are supposed to count the total number of 1's in the decimal form of the integers from 1 to N. For example, given N being 12, there a...
分类:其他好文   时间:2015-07-19 13:28:24    阅读次数:131
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