#!/bin/bash
#Directory creation of new coming batch script composed by Durgesh on 16.07.2014 :)
no=100;
#here $no is the no. of student in any programm

for((i=1;i<=$no;i++))
do

        if test $i -lt 10
        then
                #change the prefix for mail id accordingly

                id='IMB201400'$i;
        else
                if test $i -gt 9 && test $i -le 99
                then
                        id='IMB20140'$i;
                else
                        id='IMB2014'$i;
                fi
        fi
#echo $id

# create the directory

mkdir $id

echo 'Successfully created the directory!'

done