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[LeetCode] Search a 2D Matrix
Write an efficient algorithm that searches for a value in anmxnmatrix. This matrix has the following properties:Integers in each row are sorted from l...
分类:其他好文   时间:2014-07-10 12:37:21    阅读次数:189
[leetcode] Set Matrix Zeroes
Given a m x n matrix, if an element is 0, set its entire row and column to 0. Do it in place.
分类:其他好文   时间:2014-07-07 23:02:31    阅读次数:193
[leetcode] Search a 2D Matrix
Write an efficient algorithm that searches for a value in an m x n matrix. This matrix has the following properties: Integers in each row are sorte...
分类:其他好文   时间:2014-07-07 16:53:17    阅读次数:196
使用Martix来实现缩放图片的功能
使用Martix(android.graphics.Matrix)类中的postScale()方法结合Bitmap来实现缩放图片的功能Bitmap bmp = BitmapFactory.decodeResource(getResource(),R.drawalbe.icon1)int bmpwid...
分类:其他好文   时间:2014-07-07 16:00:55    阅读次数:185
Leetcode Rotate Image
You are given annxn2D matrix representing an image.Rotate the image by 90 degrees (clockwise).Follow up:Could you do this in-place?矩阵的旋转如1 2 34 5 67 8...
分类:其他好文   时间:2014-07-07 15:13:49    阅读次数:181
Leetcode Spiral Matrix
Given a matrix ofmxnelements (mrows,ncolumns), return all elements of the matrix in spiral order.For example,Given the following matrix:[ [ 1, 2, 3 ],...
分类:其他好文   时间:2014-07-07 14:22:37    阅读次数:210
每日算法之三十七:Rotate Image (图像旋转)
You are given an n x n 2D matrix representing an image. Rotate the image by 90 degrees (clockwise). Follow up: Could you do this in-place? 原地图像顺时针旋转90度。因为要求空间复杂度是常数,因此应该迭代旋转操作。 class ...
分类:其他好文   时间:2014-06-30 19:51:53    阅读次数:267
屏幕分辨率(QQVGA、QVGA、VGA、XGA、WXGA、WUXGA和WSXGA+)
TFT屏幕 TFT ( Thin Film Transistor 薄膜晶体管) ,是有源矩阵类型液晶显示器(AM-LCD)中的一种,TFT在液晶的背部设置特殊光管,能够“主动的”对屏幕上的各个独立的象素进行控制,这也就是所谓的主动矩阵TFT(aCTive matrix TFT)的来历,这样能够大大....
分类:其他好文   时间:2014-06-30 13:24:06    阅读次数:201
poj 3740 Easy Finding(Dancing Links)
Easy Finding Time Limit: 1000MS   Memory Limit: 65536K Total Submissions: 15668   Accepted: 4163 Description Given a M×N matrix A. Aij ∈ {0, 1} (0 ≤ i Input There ar...
分类:其他好文   时间:2014-06-30 08:35:45    阅读次数:215
Set Matrix Zeroes
题目 Given a m x n matrix, if an element is 0, set its entire row and column to 0. Do it in place. Follow up: Did you use extra space? A straight forward solution using O(mn) space is probab...
分类:其他好文   时间:2014-06-30 06:17:09    阅读次数:245
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