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The Bundle Of The Herb Can Be Placed In Paper Bags
They can usually be purchased in three sizes: £ 5, £ 1 and a half pound bags. I even saw them to buy on eBay. Many companies are cutting Tekpak bag of...
分类:其他好文   时间:2014-06-16 09:23:39    阅读次数:443
[leetcode]Unique Paths II @ Python
原题地址:https://oj.leetcode.com/problems/unique-paths-ii/题意:Follow up for "Unique Paths":Now consider if some obstacles are added to the grids. How many ...
分类:编程语言   时间:2014-06-15 23:33:26    阅读次数:353
HDu 2138 How many prime numbers 高效Miller素数测试
题目就是给出一组数,让我们测试其中有多少个是素数。 求素数有测试sqrt(n)个数的方法,有筛子方法,不过对于本题这样的题目来说就都不是高效的。 本题使用Miller Rabin素数测试法,效率奇高,对于不是极其大的整数测试都几乎是常数时间。令人神往的算法啊。 网上有个程序,好像是什么吉林的模板程序,不过我一直没看懂他是什么思路写的,是个AC的程序,不过却是错误的,呵呵,因为程序一直把9当做...
分类:其他好文   时间:2014-06-15 18:48:07    阅读次数:194
hdu 2157 How many ways?? (矩阵快速幂)
题目大意: 问A-B 走K 部的方法数。 如果矩阵 a 为任意一个点到另外一个点 走 1 步的方法数 那么 a*a 就是任意一个点到另外一个点 走 2 步的方法数 。。。 那么直接快速幂。 #include #include #include #include #include #define N 10 using namespace std; in...
分类:其他好文   时间:2014-06-15 18:02:55    阅读次数:212
Swift学习——Language Guide 基础
The Basics Swift is a new programming language for iOS and OS X app development. Nonetheless, many parts of Swift will be familiar from your experience of developing in C and Objective-C. Swift是用于开发...
分类:其他好文   时间:2014-06-15 08:47:25    阅读次数:229
[LeetCode]Climbing Stairs
Description:You are climbing a stair case. It takesnsteps to reach to the top.Each time you can either climb 1 or 2 steps. In how many distinct ways c...
分类:其他好文   时间:2014-06-15 06:37:02    阅读次数:200
nyoj-----284坦克大战(带权值的图搜索)
坦克大战时间限制:1000ms | 内存限制:65535KB难度:3描述Many of us had played the game "Battle city" in our childhood, and some people (like me) even often play it on com...
分类:其他好文   时间:2014-06-13 08:24:42    阅读次数:221
The List Of Things That Are Mailed In One Form Of Bag
Leather Mulberry spent so many years. Many Mulberry handbags factory in southwest England. All bags are made from the original pattern. They are not o...
分类:其他好文   时间:2014-06-12 21:28:07    阅读次数:328
JZC250 Portable Concrete Mixer
There are many types of eating disorders. We are most familiar with the three major disorders Anorexia Nervosa, Bulimia Nervosa and Binge Eating Disor...
分类:其他好文   时间:2014-06-12 21:17:19    阅读次数:414
Unique Paths II
题目 Follow up for "Unique Paths": Now consider if some obstacles are added to the grids. How many unique paths would there be? An obstacle and empty space is marked as 1 and 0 respective...
分类:其他好文   时间:2014-06-10 18:28:49    阅读次数:207
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