#!/bin/bash

for (( i=$2; i<=$3; i++ )); do
	a=`wget -q -U 'Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/29.0.1547.66 Safari/537.36' --cookies=on --load-cookies=$HOME/bin/cookie.txt -O -  http://vk.com/doc$1_$i | iconv -f CP1251 -t UTF-8 - | grep -c "Ошибка"`
	if [[ "$a" -eq "0" ]] ; then
		echo "good"
		echo "$i" >> $4
	else
		echo "err"
	fi
done