#include <stdio.h>
#include <fcntl.h>
#include <unistd.h>

int main() {
	FILE * fin = fopen("a.txt","r");
	int fout = open("test",O_CREAT|O_WRONLY);

	float c,x;
	int n;

	while(fscanf(fin, "%f %f %d\n", &c, &x, &n) == 3) {
		write(fout,&c,sizeof(float));
		write(fout,&x,sizeof(float));
		write(fout,&n,sizeof(int));
		puts("ed uno");
	}

	fclose(fin);
	close(fout);
}