/*
 * "Floating point is strange" example 2.
 */
#include <stdio.h>

int main(void) {
	double fsmall = 1e-10;
	double fbig = 1e10;
	double temp1 = fbig;
	for (int i = 0; i < 10000; ++i) temp1 += fsmall;
	double temp2 = 0.0;
	for (int i = 0; i < 10000; ++i) temp2 += fsmall;
	temp2 += fbig;
	printf("%g\n", temp1);
	printf("%g\n", temp2);
	/* uncomment for more about why temp1 != temp2  
	printf("%.15f\n", temp1);
	printf("%.15f\n", temp2);
	*/
	if (temp1 == temp2) printf("equal\n"); else printf("not equal\n");
	return 0;
}