#include <stdio.h>

#include <stdlib.h>

#include <errno.h>

#include <math.h>

int main(int argc, char *argv[])

{

	int i;

	float f;

	double d;

	long double ld;

	char *eptr;

	for (i = 1; i < argc; i++) {

		errno = 0;

		f = strtof(argv[i], &eptr);

		f = nextafterf(f, -INFINITY);

		printf("%a  (*eptr:%d errno:%d)\n", f, *eptr, errno);

		errno = 0;

		d = strtod(argv[i], &eptr);

		d = nextafter(d, -INFINITY);

		printf("%a  (*eptr:%d errno:%d)\n", d, *eptr, errno);

		errno = 0;

		ld = strtold(argv[i], &eptr);

		ld = nextafterl(ld, -INFINITY);

		printf("%La  (*eptr:%d errno:%d)\n", ld, *eptr, errno);

	}

	return 0;

}