/media/sda-magnetic/david/Dokumente-15/fernuni-hagen/cs-i-ii/old-cs-2-03/bash-programming/lex-yacc-bash-etc/bash0003.sh

#!/bin/bash

$typeset -i count
$count=1

for s in $(ls)
do
  mv $s "img"{$count}".png"
  $count=$count+1
done