#!/usr/local/bin/bash code="111040114117126105040102101123110" times=0 n=0 s=1 chars=`echo $code | wc -c | sed 's/ //g'` while [ $times -ne $chars ] ; do if [ $n -eq 3 ] ; then a=`echo $code | cut -c$s-$(($s+2))` message="$message`echo -e -n \\\\$a`" s=$(($s+3)) n=0 else n=$(($n+1)) times=$(($times+1)) fi done echo $message