sum

#!/bin/bash

func()
{
	echo $5
}

if [ "$1" == "--help" ]; then
	echo This_file_create_new_file
	exit
fi
sum=0

IFS=$(echo -en "\n\b")
for line in $(ls -lR | grep " 1 ")
do
	IFS=$(echo -en " \b")
	cur_size=$(func $line)
	IFS=$(echo -en "\n\b")
	sum=$(( $sum + $cur_size ))
done