DIT-FFT变换的C程序。在VISIO STDIO上运行过，能够执行。-DIT-FFT transform of C procedures. VISIO STDIO in the run-off, to perform.

在visio studio 中用c语言实现了如何生成随机数，这个随机数可以由源程序决定生成随机数的范围。-In visio studio c language how to generate random numbers, the random number can be determined by the source code to generate random numbers range.