/* k&r c 2nd edition */

#include <u.h>
#include <libc.h>

void
main(void)
{
	float fahr, celsius;
	float lower = 0, 
		  upper = 300,
		  step = 20;

	fahr = lower;

	print("Fahr Cels.\n");

	while (fahr <= upper){
		celsius = (5.0/9.0) * (fahr-32.0);
		print("%3.0f %6.1f\n", fahr, celsius);
		fahr = fahr + step;
	}

	print("Celsius Fahrenheit.\n");

	exits(nil);
}