https://paiza.io/projects/NrjfzcsVpzSUqpNE7QQpsg?language=php
https://paste2.org/GJddkVU7
https://hackmd.io/s/rkt0rRXT1l
https://paiza.io/projects/DDOObPSreoKHOxsNWIoJgg?language=php
https://paste2.org/FthBy9Gn