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

int main(void)
{
	double x0 = 1., y0 = 2. ,z0 =3.;
	double x1,y1,z1;
	double t = 0., dt =0.01;
	int i,n=1000;

	FILE * A;
	A = fopen("al.txt","w");
	x1=x0;
	y1=y0;
	z1=z0;
	for(i=0;i<n;i++)
	{
		fprintf(A,"%lf %lf %lf\n",x1,y1,z1);
		x1 = x0 + dt*(10.)*(y0-x0);
		y1 = y0 + dt*(x0 *(28. - z0) - y0);
		z1 = z0 +dt*(x0*y0 - (8/3)*z0);
		x0=x1;
		y0=y1;
		z0=z1;
	}
	return 0;
}