$ sudo apt-get update
$ sudo apt-get install libopencsg-example 

libopencsg-example is installed in your system.

Make ensure the libopencsg-example package were installed using the commands given below,

$ sudo dpkg-query -l | grep libopencsg-example *

You will get with libopencsg-example package name, version, architecture and description in a table

libopencsg-example package basic information: