Given an array of integers, find if the array contains any duplicates. Your function should return true if any value appears at least twice in the arr ...
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其他好文 时间:
2017-01-31 13:40:06
阅读次数:
150
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 comple ...
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其他好文 时间:
2017-01-31 12:56:50
阅读次数:
189
1、在JavaScript中,arguments对象是比较特别的一个对象,实际上是当前函数的一个内置属性。arguments非常类似Array,但实际上又不是一个Array实例。可以通过如下代码得以证实(当然,实际上,在函数funcArg中,调用arguments是不必要写成funcArg.argu ...
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编程语言 时间:
2017-01-31 11:30:11
阅读次数:
196
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 comple ...
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其他好文 时间:
2017-01-31 10:36:08
阅读次数:
178
原题链接在这里:https://leetcode.com/problems/max-consecutive-ones/ 题目: Given a binary array, find the maximum number of consecutive 1s in this array. Example ...
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其他好文 时间:
2017-01-31 10:35:08
阅读次数:
176
最近趁有空重新入门了下php,但php基础实在太多要记的,特此简单记录下。 有八种类型: 四种标值类型: string,integer,float,boolean 两种复合类型: array,object 两种其他类型: null,b... echo和print的区别: echo能输出多个字符串,p ...
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Web程序 时间:
2017-01-30 10:44:18
阅读次数:
250
Find the contiguous subarray within an array (containing at least one number) which has the largest sum. For example, given the array [-2,1,-3,4,-1,2, ...
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其他好文 时间:
2017-01-29 13:14:15
阅读次数:
182
Given an array of n integers where n > 1, nums, return an array output such that output[i] is equal to the product of all the elements of nums except ...
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其他好文 时间:
2017-01-29 10:45:29
阅读次数:
228
1. 下面怎么都匹配不上 后来发现也没 字符集gbk. $matches =array(); //$reg ="/ <span>????????<\/span>([^(<br)]*)<br \/>/"; $reg ="/<span>专辑名:<\/span>([^(br)]*)<br \/>/"; 2 ...
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Web程序 时间:
2017-01-28 20:29:38
阅读次数:
231
Given two sorted integer arrays nums1 and nums2, merge nums2 into nums1 as one sorted array.Note:You may assume that nums1 has enough space (size that... ...
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编程语言 时间:
2017-01-28 19:36:46
阅读次数:
269