包含《挥着翅膀的女孩》、《同一首歌》、《两只蝴蝶》三首歌曲的部分，运行后就可以听到优美音乐了。-Contains " the girl waving wings," " The Same Song" , " Two Butterflies" three-part songs, running after the beautiful music can be heard.

用matlab实现男声变女声，女声变男生的程序，简单实用，信号与系统课外作业-With Matlab achieve male variable girl, girl become boys procedures, simple and practical, signal and system homework