https://paiza.io/projects/2nqCvm36ksxWDSYWFUZm7A?language=php
https://paste2.org/aKL5Z2sD
https://paiza.io/projects/2c7h1krcBYSmUyHOdxyESQ?language=php
https://paste2.org/zBXgMmPf
https://hackmd.io/s/rkGyHNB2Je
https://paiza.io/projects/GOjCbxmdt9QbBReuwfc1oA?language=php
https://paste2.org/t3kO6fUg