Description
There is a sequence of integers. Your task is to find the longest subsequence that satisfies the following condition: the difference between the maximum element and the minimum element ...
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其他好文 时间:
2014-07-25 11:06:41
阅读次数:
242
Problem Description
A numeric sequence of ai is ordered if a1 < a2 < ... < aN. Let the subsequence of the given numeric sequence (a1, a2, ..., aN) be any sequence (ai1, ai2, ..., aiK), where 1 <= i1 ...
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其他好文 时间:
2014-07-25 11:04:41
阅读次数:
253
Comparison-based sorting takes O(nlgn), so hashset is a good idea. After keeping records of all numbers in the hashset, you start checking each number...
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其他好文 时间:
2014-07-25 03:40:54
阅读次数:
305
Farey SequenceTime Limit:1000MSMemory Limit:65536KDescriptionThe Farey Sequence Fn for any integer n with n >= 2 is the set of irreducible rational nu...
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其他好文 时间:
2014-07-24 22:53:03
阅读次数:
211
题意:给出一个 n (1 #include #include #include #include #define lll __int64using namespace std;#define N 5007const lll INF = (1LL<<60);lll dp[2][N];lll a[N],...
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其他好文 时间:
2014-07-24 22:36:13
阅读次数:
249
随机挑选一题试试手气。 问题描述: Given an unsorted array of integers, find the length of the longest consecutive elements sequence. For example, Given [100, 4, 200, ...
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其他好文 时间:
2014-07-24 21:55:32
阅读次数:
232
Subsequence
Time Limit: 1000MS
Memory Limit: 65536K
Total Submissions: 8403
Accepted: 3264
Description
A sequence of N positive integers (10 < N < 100 000), each of...
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其他好文 时间:
2014-07-24 10:27:40
阅读次数:
215
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 lo...
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其他好文 时间:
2014-07-24 00:49:07
阅读次数:
200
题目链接题意:给出几个基因片段,要求你将它们排列成一个最短的序列,序列中使用了所有的基因片段,而且不能翻转基因。分析:先计算出add数组,再dfs枚举。 1 #include 2 #include 3 #include 4 #include 5 #include 6 #include 7...
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其他好文 时间:
2014-07-23 22:11:17
阅读次数:
281
1.接口实现及类型转换 1 type Sequence []int 2 3 // Methods required by sort.Interface. 4 func (s Sequence) Len() int { 5 return len(s) 6 } 7 func (s Sequen...
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其他好文 时间:
2014-07-23 16:43:41
阅读次数:
210