fahr2celsius2.c(화씨를 섭씨로 바꾸기)

#include <stdio.h>
int main(void)
{
	int fahr;
	double celsius;
	
	fahr = 100;
	celsius = 5.0/9.0 * (fahr-32);
	
	printf("fahr : %d --> celsius : %.2f\n",fahr,celsius);
	return 0;
}