#!/bin/sh -e

for i in `jot 34 30`
do
seek=`echo 2^$i | bc`
seek2=`echo 2^$i-1 | bc`
truncate -s $seek2 tmp
name=`du -hA tmp | awk '{print $1}' | sed "s/\.0//" | tr -d '-'`
mv tmp ${name}iB-1

truncate -s $seek tmp
name=`du -hA tmp | awk '{print $1}' | sed "s/\.0//"`
mv tmp ${name}iB
done