#include <stdio.h>

int main(void)
{
	int xi;
	float xf = 6.9;
	
	printf("float: %.20f\n", xf);
	
	xi = (int)xf;
	printf("truncated: %d\n", xi);
	
	xi = (int)(xf+0.5);
	printf("rounded: %d\n", xi);
	
}