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poj2051 Argus
DescriptionA data stream is a real-time, continuous, ordered sequence of items. Some examples include sensor data, Internet traffic, financial tickers...
分类:其他好文   时间:2014-07-16 21:27:30    阅读次数:198
20140710 sequence
这道题当时拿着一看,想都没想就上了前缀和,但看了数据范围,还是必挂的节奏。其实,应对每个前缀和取模,再桶排序一次。还有 有负数#include #include #include #include #include using namespace std;const int maxn = 50000...
分类:其他好文   时间:2014-07-16 20:52:38    阅读次数:149
poj 1579 Moving Tables(水)
DescriptionThe Recaman's sequence is defined by a0 = 0 ; for m > 0, am= am?1? m if the rsulting amis positive and not already in the sequence, otherwi...
分类:其他好文   时间:2014-07-11 11:12:10    阅读次数:201
A list is a sequence
Like a string, a list is a sequence of values. In a string, the values are characters; in a list, they can be any type. The values in list are called ...
分类:其他好文   时间:2014-07-11 09:01:06    阅读次数:242
LeetCode——Longest Consecutive Sequence
Given an unsorted array of integers, find the length of the longest consecutive elements sequence. For example, Given [100, 4, 200, 1, 3, 2], The longest consecutive elements sequence is [1, 2, 3...
分类:其他好文   时间:2014-07-11 00:51:05    阅读次数:195
HDU 3415 Max Sum of Max-K-sub-sequence 单调队列题解
本题又是一题单调队列题解。 技巧就是需要计算好前n项和Sn = a1 + a2 + ... an 这样方便处理。 记录一条单调队列,其意义是: q(head), q(head+1), ...q(tail) 其中头q(head)代表当前最佳解的起点 这样我们只需要在求某点为结尾的S[i] - S[q(head)就得到当前最佳值。 了解了单调数列,知道其中的记录意义,那么这道题就没有难度了...
分类:其他好文   时间:2014-07-11 00:23:07    阅读次数:265
ORACLE SEQUENCE 详解
1.    About Sequences(关于序列) 序列是数据库对象一种。多个用户可以通过序列生成连续的数字以此来实现主键字段的自动、唯一增长,并且一个序列可为多列、多表同时使用。 序列消除了串行化并且提高了应用程序一致性。(想象一下没有序列的日子怎么办?) 2.   Creating Sequences(创建序列) 前提:Prerequisites To create a sequ...
分类:数据库   时间:2014-07-10 22:04:36    阅读次数:284
LeetCode----Wildcard matching
Implement wildcard pattern matching with support for '?' and '*'. '?' Matches any single character. '*' Matches any sequence of characters (including the empty sequence). The matching should cover t...
分类:其他好文   时间:2014-07-10 21:21:42    阅读次数:255
LeetCode——Word Break
Given a string s and a dictionary of words dict, determine if s can be segmented into a space-separated sequence of one or more dictionary words. For example, given s = "leetcode", dict = ["leet"...
分类:其他好文   时间:2014-07-10 20:57:26    阅读次数:215
poj 2533 Longest Ordered Subsequence
Longest Ordered Subsequence Time Limit: 2000MS   Memory Limit: 65536K Total Submissions: 31787   Accepted: 13903 Description A numeric sequence of ai is ordered if a1 a2...
分类:其他好文   时间:2014-07-10 20:27:45    阅读次数:202
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