Install fltk1.3-games by entering the following commands in the terminal:
sudo apt update sudo apt install fltk1.3-games
Description:
Fast Light Toolkit - example games: checkers, sudoku
This package contains the example games that accompany FLTK. Specifically, it contains the following two programs: - flblocks: clear groups of adjacent blocks before they fill the screen; - flcheckers: classic board game, also known as draughts; - flsudoku: Sudoku puzzle (place numbers in a grid). . The Fast Light Toolkit (FLTK) is a cross-platform graphical user interface toolkit originally based on libForms.
Homepage: http://www.fltk.org/
Version: 1.3.4-6
Section: universe/games