https://paiza.io/projects/O-ehX_ODI3Y3ai3hWS-o9w?language=php
https://paste2.org/Oh17pf76
https://hackmd.io/s/rJ1h3Xrh1l
https://paiza.io/projects/GlArU8KMpFVRe2fXtfh4mw?language=php
https://paste2.org/JyHvCjdA
https://hackmd.io/s/r1Jk6XrnJg
https://paiza.io/projects/XTvEsNWEFp7ryfrFAyWaFQ?language=php
https://paste2.org/LVEc132t