screen recorder for ubuntu

C++
sudo apt install kazamsudo add-apt-repository ppa:maarten-baert/simplescreenrecorder
sudo apt update
sudo apt install simplescreenrecordersudo add-apt-repository ppa:fossproject/ppa
sudo apt update
sudo apt install green-recordersudo add-apt-repository ppa:maarten-baert/simplescreenrecorder
sudo apt-get update
sudo apt-get install simplescreenrecorder
Source

Also in C++: