栈实现算术表达式求值

1.加密U盘序列号，次数 2.解密第一行与实际U盘序列号是否相同 3.解密可用次数，将可用次数减一并加密回第二行。

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快速表达式运算 - The fast expression operates

Algoritmo de ordenação 单纯 chamado 冒泡排序，ou método bolha。Ordenação um comum e 单纯 de 矢量。É um porém eficiente 段的小家伙 vetores algoritmo ruim。

用高斯消去法求方程组，程序中的数组是动态定义的，感觉代码写的比较好-using Gaussian elimination method for equations, the process is a dynamic array definition of the impression that the code was better

实现网上流行的逐行广告滚动,即一定秒数滚动一行,并非线性滚动.改良后,可以由文字的滚动做成图片逐行滚动,每行可以有若干条-Realize the popular progressive online advertising rolling, that is, a certain number of seconds a rolling line, and non-linear scroll. Improvement can be made by the text of the scroll line by line scrolling picture, each line can have a number of articles

Clustering objects on subsets of attributes - COSA - a subspace clustering algorithm.-Clustering objects on subsets of attributes- COSA- a subspace clustering algorithm.

这个是四轴飞行器或者自平衡小车上面应用的滤波算法，包括卡尔曼滤波算法  互补滤波算法

常用算法的C程序。主要内容包括多项式的计算、复数运算、随机数的产生、矩阵运算、矩阵特征值与特征向量的计算、线性代数方程组的求解、非线性方程与方程组的求解、插值与逼近、数值积分、常微分方程组的求解、数据处理、极值问题的求解、数学变换与滤波、特殊函数的计算、排序和查找。-Commonly used algorithm of C procedures. Include polynomial terms, complex computation, random number generation, matrix operations, matrix eigenvalue and eigenvector calculations, linear algebra equations, nonlinear equations with the equations, interpolation and approximation, numerical integration, solving ordinary differential equations, data processing, for solving extremum problems, mathematical transformation and filtering, the calculation of special functions, sorting and search.

gps经纬度坐标转换为地心坐标的源代码！-gps latitude and longitude coordinates converted to geocentric coordinates of the source code!