#include <stdio.h>

// converting Fahrenheit to Celsius

main()
{
	float fahr, celsius;
	int lower, upper, step;

	lower = 0;
	upper = 300;
	step = 20;

	fahr = lower;
	printf("%10s %7s\n", "Fahrenheit", "Celsius");
	while (fahr <= upper)
	{
		celsius = (5.0 / 9.0) * (fahr - 32.0);
		printf("%10.0f %7.1f\n", fahr, celsius);
		fahr = fahr + step;
	}
}