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dp+trie nbut1222 English Game
传送门:点击打开链接 题意:告诉你一个字典,每个单词有一个权值,再给你一个字符串,问这个字符串用字典中的单词不重复字母的覆盖,最大权值是多少。一个单词可以重复出现 思路:先如果不考虑单词匹配,那么就是一个单纯的dp,dp[i]表示前i个已被完全覆盖此时的权值大小,如果在i位置后面有一个单词的长度为l,权值是w,且此时在i位置后长度为l的子字符串就等于那个单词,说明那个单词能放在这个位置,就有d...
分类:其他好文   时间:2015-08-21 23:17:49    阅读次数:201
Machine Learning Techniques -3-Dual Support Vector Machine
For the naive thought to practise my academic English skill, the rest of my notes will be wrriten in my terrrible English.XDIf you have any kind of un...
分类:系统相关   时间:2015-08-21 23:09:58    阅读次数:1009
LightOJ Aladdin and the Flying Carpet 1341【算数基本定理+几何】
1341 - Aladdin and the Flying Carpet PDF (English) Statistics Forum Time Limit: 3 second(s) Memory Limit: 32 MB It's said that Aladdin had to solve seven my...
分类:其他好文   时间:2015-08-21 13:39:49    阅读次数:145
Factors and Multiples
Factors and MultiplesPDF (English)StatisticsForumTime Limit:2 second(s)Memory Limit:32 MBYou will be given two sets of integers. Let's call them setAa...
分类:其他好文   时间:2015-08-21 10:51:33    阅读次数:142
LightOJ Bi-shoe and Phi-shoe 1370【欧拉函数+素数打表】
1370 - Bi-shoe and Phi-shoe PDF (English) Statistics Forum Time Limit: 2 second(s) Memory Limit: 32 MB Bamboo Pole-vault is a massively popular sport in Xzh...
分类:其他好文   时间:2015-08-21 09:33:40    阅读次数:311
Light oj 1251 - Forming the Council 【2-sat】【判断是否存在可行解 + 反向拓扑输出可行解】
1251 - Forming the Council PDF (English) Statistics Forum Time Limit: 2 second(s) Memory Limit: 32 MB In a city there are n voters, and m people formed the Go...
分类:其他好文   时间:2015-08-21 09:31:54    阅读次数:312
Trailing Zeroes (III) -;lightoj 1138
Trailing Zeroes (III)PDF (English)StatisticsForumTime Limit:2 second(s)Memory Limit:32 MBYou task is to find minimal natural numberN, so thatN!contain...
分类:其他好文   时间:2015-08-21 09:25:23    阅读次数:193
Light oj 1149--Factors and Multiples【二分匹配 && 经典建图】
1149 - Factors and Multiples PDF (English) Statistics Forum Time Limit: 2 second(s) Memory Limit: 32 MB You will be given two sets of integers. Let's call the...
分类:其他好文   时间:2015-08-21 00:13:50    阅读次数:181
Light oj 1138 - Trailing Zeroes (III) 【二分查找 && N!中末尾连续0的个数】
1138 - Trailing Zeroes (III) PDF (English) Statistics Forum Time Limit: 2 second(s) Memory Limit: 32 MB You task is to find minimal natural number N, so that ...
分类:其他好文   时间:2015-08-20 22:39:33    阅读次数:394
LightOJ Trailing Zeroes (III) 1138【二分搜索+阶乘分解】
1138 - Trailing Zeroes (III) PDF (English) Statistics Forum Time Limit: 2 second(s) Memory Limit: 32 MB You task is to find minimal natural number N, so tha...
分类:其他好文   时间:2015-08-20 22:39:23    阅读次数:232
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