#!/bin/sh
USER_ID='YOUR_USER_ID'
PHPSESSID='YOUR_PHPSESSID'

for idx in `seq 20 30`; do for x in `seq 1 20`; do curl 'https://www.civildefense.co.kr/bb_player/save_time.php?1=1&idx='$idx'&lec_no=2&playtime=16&endtime=999&id='$USER_ID'&time='$x'&next='$(( $idx + 1 ))'&=' -H 'Content-Type: application/x-www-form-urlencoded' -H 'Referer: http://www.civildefense.co.kr/bb_player/hmp_player.php?turn=2' -H 'Cookie: PHPSESSID='$PHPSESSID; done; done