Formatting for geom.txt - the data file for Lab2

Each item on individual line

type: b - box, s - sphere, p - pyramid
dimensions: w l d for box, r for sphere, b h for pyramid
end of data marker: 0 - not end, 1 - end of data

example:
--------------------------
b		box
1		w
1.2		l
4		h
0		not end
s		sphere
3.2		r
0		not end
p		pyramid
4		base
2		height
0		not end
s		sphere
0.5		radius
1		end of data