C/C++如何产生随机数:这里要用到的是rand()函数, srand()函数,C语言/C++里没有自带的random(int number)函数。(1) 假设你仅仅要产生随机数而不须要设定范围的话,你仅仅要用rand()就能够了:rand()会返回一随机数值, 范围在0至RAND_MAX 间。RA...
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编程语言 时间:
2014-07-14 09:06:45
阅读次数:
223
ay you have an array for which theithelement is the price of a given stock on dayi.Design an algorithm to find the maximum profit. You may complete at...
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其他好文 时间:
2014-07-13 23:22:16
阅读次数:
294
函数的逻辑读成零drop table t;CREATE TABLE T AS SELECT * FROM DBA_OBJECTS;CREATE OR REPLACE FUNCTION F_NO_RESULT_CACHE RETURN NUMBER ASV_RETURN NUMBER;BEGINSEL...
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其他好文 时间:
2014-07-13 22:59:02
阅读次数:
299
最近接触NLP中文分词, 在lunr.js的基础上, 实现了中文的最大正向匹配分词。
某些情况下, 我们在服务器端进行中文文本分词可以使用完整的基于mmseg算法的分词模块, 例如nodejieba, node-segment, 盘古分词等等, 但是在客户端环境下, 我们不能使用这些复杂的分词算法进行分词, 这个时候可以根据已经生成的索引进行简单的客户端分词, 就是所说的FMM (Forwar...
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其他好文 时间:
2014-07-12 22:18:57
阅读次数:
301
/*
B - Cow Multiplication
Time Limit:1000MS Memory Limit:65536KB 64bit IO Format:%I64d & %I64u
Submit
Status
Practice
POJ 3673
Description
Bessie is tired of multiplying pairs of numbers th...
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其他好文 时间:
2014-07-12 19:19:02
阅读次数:
164
Given an array of integers, find two numbers such that they add up to a specific target number.
The function twoSum should return indices of the two numbers such that they add up to the target, whe...
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其他好文 时间:
2014-07-12 19:06:27
阅读次数:
204
Problem Description:
Given a linked list, reverse the nodes of a linked list k at a time and return its modified list.
If the number of nodes is not a multiple of k then left-out nodes in the...
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其他好文 时间:
2014-07-12 19:00:26
阅读次数:
235
Given a binary tree, determine if it is a valid binary search tree (BST).
Assume a BST is defined as follows:
The left subtree of a node contains only nodes with keys less than the node's key.Th...
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其他好文 时间:
2014-07-12 17:26:31
阅读次数:
256
Problem Description
A ring is compose of n circles as shown in diagram. Put natural number 1, 2, ..., n into each circle separately, and the sum of numbers in two adjacent circles should be a prime...
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其他好文 时间:
2014-07-12 16:42:15
阅读次数:
271
Say you have an array for which the ith element is the price of a given stock on day i.
Design an algorithm to find the maximum profit. You may complete as many transactions as you like (ie, buy on...
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其他好文 时间:
2014-07-12 16:31:50
阅读次数:
192