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【leetcode】Majority Element
题目如下 Given an array of size n, find the majority element. The majority element is the element that appears more than ? n/2 ? times. You may assume that the array is non-empty and the majority...
分类:其他好文   时间:2015-02-01 16:08:38    阅读次数:202
LA 小、杂、乱题合辑
${\Large 1.}$(来自丘维声『高等代数』(上)$P_{189,194}$)$(1).$ 设$A,B$分别是数域${\mathbb F}$上$n\times n,m\times n$矩阵.证明: 如果$I_n-AB$可逆, 那么$I_m-BA$也可逆; 并求出$(I_m-BA)^{-1}$....
分类:其他好文   时间:2015-01-31 07:03:26    阅读次数:370
[LeetCode]169.Majority Element
【题目】 Given an array of size n, find the majority element. The majority element is the element that appears more than ? n/2 ? times. You may assume that the array is non-empty and the majorit...
分类:其他好文   时间:2015-01-30 17:48:21    阅读次数:153
LeetCode—Majority Element
Given an array of size n, find the majority element. The majority element is the element that appears more than ? n/2 ? times. You may assume that the array is non-empty and the majority element ...
分类:其他好文   时间:2015-01-29 16:05:16    阅读次数:164
英文版firefox显示中文字体丑的问题
在Options里面选择Content,在Fonts&Colors区域的Default font中,选择Times New Roman在旁边的Advanced中选择,Fonts for:Simplified ChineseProportional:Sans SerifSerif: Microsoft...
分类:其他好文   时间:2015-01-29 14:26:45    阅读次数:258
leetCode 169 [PHP代码]
Given an array of size n, find the majority element. The majority element is the element that appears more than ? n/2 ? times. You may assume that the array is non-empty and the majority element...
分类:Web程序   时间:2015-01-27 13:25:08    阅读次数:227
文字或边框等的样式变换
/** * 文字或边框等的样式变换 * @param ele 容器的对象 * @param cls 要变化的样式 * @param times 闪烁时间 */function shake(ele,cls,times){ var i = 0, t = false, o = ele.attr("c...
分类:其他好文   时间:2015-01-27 12:49:11    阅读次数:215
Linux time函数
Linux下time函数都在time.h头文件中。1、头文件和时间有关的头文件有以下几个:time.hsys/time.hsys/times.hsys/timeb.hsys/timex.htime.h是C标准库的头文件,其余sys开头的都是Linux系统自己的头文件。/usr/include/tim...
分类:系统相关   时间:2015-01-26 13:26:19    阅读次数:258
复旦大学2014--2015学年第一学期(14级)高等代数I期末考试第八大题解答
八、(本题10分) 设 \(A,B\) 均为 \(m\times n\) 矩阵, 满足 \(r(A+B)=r(A)+r(B)\),证明: 存在 \(m\) 阶非异阵 \(P\), \(n\) 阶非异阵 \(Q\), 使得 \[PAQ=\begin{pmatrix} I_r & 0 & 0 \\ 0 ...
分类:其他好文   时间:2015-01-25 19:30:47    阅读次数:175
leetcode 【 Majority Element 】python 实现
题目:Given an array of sizen, find the majority element. The majority element is the element that appears more than? n/2 ?times.You may assume that the ...
分类:编程语言   时间:2015-01-22 17:31:28    阅读次数:159
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