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(水)hdu 5003
Osu!Time Limit: 2000/1000 MS (Java/Others)Memory Limit: 65536/65536 K (Java/Others)Total Submission(s): 737Accepted Submission(s): 371Special JudgePro...
分类:其他好文   时间:2015-01-26 09:58:46    阅读次数:153
ios开发之NSDateFormatter,NSDate 与NSString日期转换,NSString任意格式互转
一般用java+oracle写的后台,可能给你返回的时间样式是这样的: 2014-01-20  13:24:33   看一下这个时间串是比较复杂,但是ios 的SDK已经为我们封装好了,把NSString 转换为 任意的NSDate 或者 NSString  使用NSDateFormatter 实现 + (NSString *)timeFromString:(NSString *)time...
分类:移动开发   时间:2015-01-26 08:57:38    阅读次数:150
bayes
from numpy import *import timestarttime = time.time()def loadDataSet(): postingList = [['my', 'dog', 'has', 'flea', 'problems',...
分类:其他好文   时间:2015-01-26 06:30:47    阅读次数:235
HDU 4027 Can you answer these queries?(线段树)
Can you answer these queries?Time Limit: 4000/2000 MS (Java/Others)Memory Limit: 65768/65768 K (Java/Others)Total Submission(s): 9216Accepted Submissi...
分类:其他好文   时间:2015-01-26 01:18:56    阅读次数:219
(网络流Dinic) poj 1273
Drainage DitchesTime Limit:1000MSMemory Limit:10000KTotal Submissions:58607Accepted:22508DescriptionEvery time it rains on Farmer John's fields, a pon...
分类:其他好文   时间:2015-01-26 01:18:03    阅读次数:126
HDU 1233 还是畅通工程【最小生成树】
解题思路:kruskal算法:贪心选取最短的边构成一棵最小的生成树共n个点,即先将所有的边排序,然后利用并查集判断,如果两点连通,则不加入树,不连通,则加入树,直到加入了n-1条边,构成生成树。反思:仔细edge的排序,wa了好多次因为这个还是畅通工程Time Limit: 4000/2000 MS...
分类:其他好文   时间:2015-01-26 01:15:09    阅读次数:166
hdu4614 Vases and Flowers
Vases and Flowers Time Limit: 4000/2000 MS (Java/Others)    Memory Limit: 65535/32768 K (Java/Others) Total Submission(s): 2148    Accepted Submission(s): 836 Problem Description   Alice is so...
分类:其他好文   时间:2015-01-26 00:04:38    阅读次数:274
BestCoder Round #27
Jump and Jump...Time Limit: 2000/1000 MS(Java/Others)Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 0Accepted Submission(s): 0Problem D...
分类:其他好文   时间:2015-01-25 23:52:03    阅读次数:439
Best Time to Buy and Sell Stock III
https://oj.leetcode.com/problems/best-time-to-buy-and-sell-stock-iii/Say you have an array for which theithelement is the price of a given stock on da...
分类:其他好文   时间:2015-01-25 22:12:13    阅读次数:201
poj1830--开关问题(高斯消元问题1)
开关问题 Time Limit: 1000MS   Memory Limit: 30000K Total Submissions: 6021   Accepted: 2290 Description 有N个相同的开关,每个开关都与某些开关有着联系,每当你打开或者关闭某个开关的时候,其他的与此开关相关联的开关也会相应地发生变化,即这些相联系的开...
分类:其他好文   时间:2015-01-25 21:07:07    阅读次数:193
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