Double compare

gistfile1.txt

#include <stdlib.h>
#include <stdio.h>

int main(void)
{
	double a = 1.0 / 10.0;
	double b = a * 10 - 1;

	
	if (b == 0.0)
	{
		printf("b == 0.0\n");
		return 0;
	}

	printf("b != 0.0\n");
		
	return 0;
}