EARTH

能够选取一幅图像，对其进行灰度处理。设置了几种不同的灰度处理方式。(You can an image, gradation processing them. Provided several different ways of gradation processing.)

旅行商问题动态规划算法的应用 某售货员要到若干城市去推销商品，已知各城市之间的路程（或旅费）。他要选定一条从驻地出发，经过每个城市一遍，最后回到驻地的路线，使总的路程（或旅费）最小。 　(TSP dynamic programming algorithm of a salesman to a number of cities to sell commodities, known the distance between cities (or travel). He selected from a resident, after each city again, the last resident to return to the line, making the total distance (or travel) is the smallest. )

用循环程序 画用星号* 组成的方框图，可以设置方框的边长大小(Block diagram with an asterisk* cyclic process consisting of paintings, you can set the size of the box side)

输入并存储一个由26个英文字母（不分大小写）组成的字符串，再输入一个英文字母，查找该字母在字符串中第一次出现的位置。 要求：分别采用以下方法实现 （1）使用字符数组（即char数组）存放字符串； （2）使用string变量存放字符串。(Enter and store a string consisting of 26 English letters (no case in case), and then enter an English letter to find the first place that the letter appears in the string. Requirements: the following methods are implemented)

WinCE 上仿Mobile GPS 接口实现GPS 数据解析DLL。(GPS data analysis interface on WinCE)

实现离散余弦(TCD)变换(achieve discrete cosine (TCD) Transform)

里面有各种查找 顺序查找 二分法 分块查找(Find sub-block difference)

显著图计算算法FT, SR, LC, HC, RC，以及saliency cut 的合集。(an windows msi for install saliency detection software, which includes the implementation for FT, SR, LC, our HC, RC and saliency cut method.)

国密算法sm实现 sm2数字签名 密钥交换，sm3，sm4，已实现、求sm2第四部分公钥加密c实现源码。。。江湖救急。。。(sm2，sm3，sm4。。。)

图书管理系统，对C#学习有很大帮助尤其是C/S方面(Library management system, to be of great help learning C# in particular C/S area)