victorinno

https://play.golang.org/p/7bchKhaxMwz

https://play.golang.org/p/8m4ovHGjbIc

https://play.golang.org/p/vLCv-ooggWz

https://play.golang.org/p/yhVC9J6FkDg

https://play.golang.org/p/FXZ8k5IKGKR

https://play.golang.org/p/o02sK6aVn6d

https://play.golang.org/p/D3Iq3dIy0Sg

https://play.golang.org/p/H2bWfkfhfwH

https://play.golang.org/p/RjtbQuYnAba

https://play.golang.org/p/ZtngyX6cd1J