#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <math.h>
#include "pssub.h"
//--------//--------//--------//--------//--------//--------//--------//--------
void main()
{
init();
viewport(0.2,0.2,0.8,0.8);xyworld(0.0,0.0,1.0,1.0);
newpath();setgray(0.0);translaterel(0.4,0.0);square(0.0,0.0,0.2);text(0.0,0.0,"1");stroke();
newpath();setgray(0.7);arrow(-0.15,0.0,0.15,0.0,0.01);arrow(0.0,-0.15,0.0,0.15,0.01);text(-0.1,-0.05,"(0.4, 0.0)");stroke();
newpath();setgray(0.0);translaterel(0.4,0.0);square(0.0,0.0,0.2);text(0.0,0.0,"2");stroke();
newpath();setgray(0.7);arrow(-0.15,0.0,0.15,0.0,0.01);arrow(0.0,-0.15,0.0,0.15,0.01);text(-0.1,-0.05,"(0.8, 0.0)");stroke();
newpath();setgray(0.0);translaterel(0.0,0.4);square(0.0,0.0,0.2);text(0.0,0.0,"3");stroke();
newpath();setgray(0.7);arrow(-0.15,0.0,0.15,0.0,0.01);arrow(0.0,-0.15,0.0,0.15,0.01);text(-0.1,-0.05,"(0.8, 0.4)");stroke();
translaterel(-0.8,-0.4);
newpath();setgray(0.0);translaterel(0.0,0.4);square(0.0,0.0,0.2);text(0.0,0.0,"4");stroke();
newpath();setgray(0.7);arrow(-0.15,0.0,0.15,0.0,0.01);arrow(0.0,-0.15,0.0,0.15,0.01);text(-0.1,-0.05,"(0.0, 0.4)");stroke();
newpath();setgray(0.0);translaterel(0.0,0.4);square(0.0,0.0,0.2);text(0.0,0.0,"5");stroke();
newpath();setgray(0.7);arrow(-0.15,0.0,0.15,0.0,0.01);arrow(0.0,-0.15,0.0,0.15,0.01);text(-0.1,-0.05,"(0.0, 0.8)");stroke();
translaterel(0.0,-0.8);
newpath();setgray(0.0);translaterel(0.6,0.6);square(0.0,0.0,0.2);text(0.0,0.0,"6");stroke();
newpath();setgray(0.7);arrow(-0.15,0.0,0.15,0.0,0.01);arrow(0.0,-0.15,0.0,0.15,0.01);text(-0.1,-0.05,"(0.6, 0.6)");stroke();
translaterel(-0.6,-0.6);

newpath();linety(2);setgray(0.0);
line(0.0,0.0,0.0,1.0);line(0.0,1.0,1.0,1.0);line(1.0,1.0,1.0,0.0);line(1.0,0.0,0.0,0.0);
stroke();
newpath();linety(1);setgray(0.7);text(-0.1,-0.05,"(0.0, 0.0)");stroke();

fin();
}