股票分析源代码，可用于中国股市和国外股市，只是需要增加数据下载引擎。 -Stock of the source code can be used for China' s stock market and foreign stock markets, but need to increase the data download engine.

这是一个数学引擎的源码.包含了2D 3D各种运算的支持.定义了各种数据结构.编译后生成链接库.-This is a mathematical engine source. Contains 2 D 3 D various operations support. Defines all kinds of data structure. Compiler to create link libraries

每天第一个到机房的人要把门打开，最后一个离开的人要把门关好。现有一堆杂乱的机房签 到、签离记录，请根据记录找出当天开门和关门的人。 -The people want the first day to the engine room door open, people want the last one to leave the door closed. Existing pile of messy room sign, signed away from the record, accord