chop.c

来自「C源码集」· C语言 代码 · 共 26 行

#include <stdio.h>

void chop(double d, long *whole, double *fraction);

int main()
{
	double num = 0.0;
	long a = 0;
	double b = 0.0;

	printf("Please type in a real number: ");
	scanf("%lf", &num);

	chop(num, &a, &b);

	printf("%lf is made up of %ld and %.5lg\n", num, a, b);

	return 0;
}

void chop(double d, long *whole, double *fraction)
{
	*whole = long(d);
	*fraction = d - *whole;
}