mfcc\00_00.mfcc
....\00_01.mfcc
....\00_02.mfcc
....\00_03.mfcc
....\00_04.mfcc
....\00_05.mfcc
....\00_06.mfcc
....\00_07.mfcc
....\00_08.mfcc
....\00_09.mfcc
....\00_10.mfcc
mfcc