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ZOJ 3469 Food Delivery
Food Delivery Time Limit:2000MS Memory Limit:65536KB 64bit IO Format:%lld & %llu DescriptionWhen we are focusing on solving problems, we usually prefe...
分类:其他好文   时间:2014-11-02 20:49:56    阅读次数:124
angry_birds_again_and_again(2014年山东省第五届ACM大学生程序设计竞赛A题)
http://acm.sdut.edu.cn/sdutoj/problem.php?action=showproblem&problemid=2877题目描述The problems called "Angry Birds" and "Angry Birds Again and Again" has...
分类:其他好文   时间:2014-11-02 19:31:19    阅读次数:190
A problem is easy
A problem is easy描述When Teddy was a child , he was always thinking about some simple math problems ,such as “What it’s 1 cup of water plus 1 pile of d...
分类:其他好文   时间:2014-11-02 17:57:15    阅读次数:141
poj 2151 Check the difficulty of problems (dp,概率)
题意:比赛中有M道题,T个参赛队,pij表示第i队解出第j题的概率, 求每队至少解出一题,且冠军队至少解出N道题的概率 分析:要求每队至少解出一题,且冠军队至少解出N道题的概率 则原来的所求的概率可以转化为: 每队均至少做一题的概率P1 减去 每队做题数均在1到N-1之间的概率P2...
分类:其他好文   时间:2014-11-01 16:24:23    阅读次数:111
The Dangers of the Large Object Heap(转载,LOH内存碎片情景重现)
You'd have thought that memory leaks were a thing of the past now that we use .NET. True, but we can still hit problems. We can, for example, prevent ...
分类:其他好文   时间:2014-10-29 16:53:42    阅读次数:330
LeetCode: Trapping Rain Water 解题报告
https://oj.leetcode.com/problems/trapping-rain-water/Trapping Rain WaterGiven n non-negative integers representing an elevation map where the width of...
分类:移动开发   时间:2014-10-28 19:54:55    阅读次数:213
The 3n + 1 problem
Problem DescriptionProblems in Computer Science are often classified as belonging to a certain class of problems (e.g., NP, Unsolvable, Recursive). In...
分类:其他好文   时间:2014-10-27 17:34:09    阅读次数:198
UVA12304 2D Geometry 110 in 1! 计算几何
计算几何: 堆几何模版就可以了。。。。 Description Problem E 2D Geometry 110 in 1! This is a collection of 110 (in binary) 2D geometry problems. CircumscribedCircle x1 y1 x2 y2 x3 y3 Fi...
分类:其他好文   时间:2014-10-25 22:59:03    阅读次数:246
WOJ 1047 LCS problem (LCS 算法总结 )
http://acm.whu.edu.cn/land/problem/detail?problem_id=1047 Description   Recently, Flymouse reads a book about Algorithm and Data Structure. The book reads: there are two types of LCS Problems. One...
分类:编程语言   时间:2014-10-25 21:33:28    阅读次数:291
LeetCode-Find Minimum in Rotated Sorted Array II-旋转排序数组找最小-二分查找
https://oj.leetcode.com/problems/find-minimum-in-rotated-sorted-array-ii/允许重复,也就意味着会有a[l]==a[r],以及a[mid]==a[r]的情况出现。后者比较好办,从坐标图中看出直接r=mid即可。前者会有一个问题是当...
分类:编程语言   时间:2014-10-24 12:20:09    阅读次数:197
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