Script for organizing a music directory

musicOrganizer(c).sh

#!/bin/bash

#Script for organize a directory of songs
#This script create directory for song authors, sub-directories for albums
#and copy the respective album songs to the respective directory
a=`ls *.mp3  | cut -d "-" -f 1 | uniq`
#mkdir $a

for i in $a
do
     #echo $i
     mkdir $i

     b=`ls *.mp3 | grep $i | cut -d "-" -f 2 | uniq`

     for j in $b
     do
         mkdir $i/$j

         c=`ls *.mp3 | grep $j`

	 for k in $c
	 do
             d=`echo $k | grep $j | cut -d "-" -f 3 | uniq`
             cp $k $i/$j/$d
	 done
         
     done
     
done