update README.md

update README.md

update README.md

update README.md

update README.md

delete demo/README.md

upload files

Запрос на слияние 'lol' (#1) из lol в master

create README.md

update dev/solution.cs

update dev/solution.cs

create demo/README.md

create README.md

update dev/solution.cs

update README.md