Hackyeaster 2017 Challenges - "Puzzle this!" Solution

https://hackyeaster.hacking-lab.com/hackyeaster/challenge01.html

there is an image that is a puzzle and we need to arrange it to be able to scan the bar code

checking the source code we found that each small image is placed by position from the original scrambled PNG file

arranging the position we get the bar code to scan by the mobile application