/*
Copyright Julian Stacey Munich 1998.10.21
Use if for free, but don't sue me !
I know it can be shrunk, but I grew up with simple broken compilers ;-)
(1st personal C box was on CP/M Z80)
*/
#include <stdio.h>
#include <stdlib.h>
main()
	{
	int ret ;
	int width_mm,height_to_width,rim_diam_inches,outer_diam_mm;
	float f_width_mm,f_height_to_width,f_rim_diam_inches,f_outer_diam_mm;

	ret = scanf("%d %d %d", &width_mm, &height_to_width, &rim_diam_inches);
	f_height_to_width  = (float) height_to_width ;
	f_outer_diam_mm  = (float) outer_diam_mm ;
	f_rim_diam_inches  = (float) rim_diam_inches ;
	f_width_mm  = (float) width_mm ;
	f_outer_diam_mm = (f_rim_diam_inches * 25.4) +
			 ( 2 * f_width_mm * f_height_to_width / 100 ) ;
	outer_diam_mm = (int)f_outer_diam_mm ;

	printf(
 "width_mm=%d, height_to_width=%d, rim_diam_inches=%d\n  outer_diam_mm=%d, o_diam+width_mm=%d\n",
		width_mm,
		height_to_width,
		rim_diam_inches,
		outer_diam_mm,
		outer_diam_mm + width_mm);
	if ( ret != 3 ) exit (1) ; else exit( 0);
	}