Works in TurbC, in 32-bit machines.

In this line, it should point to BGI folder of your TC installation.
initgraph(&gd,&gm,"C:\\TC\\BGI");

libgraph must be installed to use graphics.h in ubuntu.
http://zaher14.blogspot.com/2007/01/graphicsh-in-linux.html

My first c program :-) So please bare with code quality.