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安卓手机wifi 无法获取ip问题解决
最近买了部安卓的手机,google nexus5 系统是安卓4.4.2.刚到手就发现链接wifi有问题,一直在获取ip(obtaining ip...)和验证。试过恢复出厂 重启 各种都不管用,只有设置静态ip才可以,但是不能一直这样子呀!!查了下路由器,路由器已经分配了地址。所以最大可能就是安卓手...
分类:移动开发   时间:2014-05-05 09:37:51    阅读次数:494
codechef Birthday Candles 题解
Birthday Candles The chef is preparing a birthday cake for one of his guests, and his decided to write the age of the guest in candles on the cake. There are 10 types of candles, one for each o...
分类:其他好文   时间:2014-05-04 18:46:55    阅读次数:416
矩阵乘法专题4——bzoj 2326 [HNOI2011] 数学作业 题解
【原题】 2326: [HNOI2011]数学作业 Time Limit: 10 Sec  Memory Limit: 128 MB Submit: 853  Solved: 473 [Submit][Status] Description 【分析】我们按数字的位数来划分。对于K位数,我们就可以专门设计一个矩阵来计算。 然后就是注意细节了。 【代...
分类:其他好文   时间:2014-05-04 18:45:26    阅读次数:342
矩阵乘法专题1——bzoj 1297 [SCOI2009] 迷路题解
【原题】 1297: [SCOI2009]迷路 Time Limit: 10 Sec  Memory Limit: 162 MB Submit: 539  Solved: 367 [Submit][Status] Description windy在有向图中迷路了。 该有向图有 N 个节点,windy从节点 0 出发,他必须恰好在 T 时刻到达节点 N-1。 现在给出该有向...
分类:其他好文   时间:2014-05-04 18:40:38    阅读次数:306
codechef Permutation Cycles 题解
We consider permutations of the numbers 1,..., N for some N. By permutation we mean a rearrangment of the number 1,...,N. For example 2  4  5  1  7  6  3  8 is a permutation of 1,2,...,8. Of cours...
分类:其他好文   时间:2014-05-04 18:38:14    阅读次数:341
codechef Cleaning Up 题解
After a long and successful day of preparing food for the banquet, it is time to clean up. There is a list of n jobs to do before the kitchen can be closed for the night. These jobs are indexed from 1...
分类:其他好文   时间:2014-05-04 18:25:07    阅读次数:384
矩阵乘法专题3——bzoj 1898 [Zjoi2004]Swamp 沼泽鳄鱼 题解
【原题】 1898: [Zjoi2004]Swamp 沼泽鳄鱼 Time Limit: 5 Sec  Memory Limit: 64 MB Submit: 425  Solved: 256 [Submit][Status] Description 潘塔纳尔沼泽地号称世界上最大的一块湿地,它地位于巴西中部马托格罗索州的南部地区。每当雨季来临,这里碧波荡漾、生机盎然,引来不少...
分类:其他好文   时间:2014-05-04 18:20:44    阅读次数:350
矩阵乘法专题2——bzoj 1706 [usaco2007 Nov] relays 奶牛接力跑 题解
【原题】 1706: [usaco2007 Nov]relays 奶牛接力跑 Time Limit: 5 Sec  Memory Limit: 64 MB Submit: 340  Solved: 162 [Submit][Status] Description FJ的N(2 <= N <= 1,000,000)头奶牛选择了接力跑作为她们的日常锻炼项目。至于进行接力跑的地点...
分类:其他好文   时间:2014-05-04 18:02:19    阅读次数:381
Codechef Nuclear Reactors 题解
There are K nuclear reactor chambers labelled from 0 to K-1. Particles are bombarded onto chamber 0. The particles keep collecting in the chamber 0. However if at any time, there are more than N parti...
分类:其他好文   时间:2014-05-04 18:00:17    阅读次数:372
codechef Cutting Recipes题解
Cutting Recipes The chef has a recipe he wishes to use for his guests, but the recipe will make far more food than he can serve to the guests. The chef therefore would like to make a reduced ve...
分类:其他好文   时间:2014-05-04 17:54:01    阅读次数:387
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