#include <stdio.h>

int main() {
   double x0=50.0, y0=50.0, xmax=512.0, ymax=512.0, dx, dy, difference;
   int total_number, k, kprev, a, b, d;
   double y, yprev, deltay, deltayprev, c, e;
   scanf("%d\n", &total_number);
   difference=total_number*1.0;
   dx=xmax/difference;
   dy=ymax/3.2;
   //printf("%d\n", total_number);
   scanf("n=%d l(n)=%d sqrt(n)=%lf r=%lf estimate=%d 2nd estimate=%lf\n",
         &a, &b, &c, &yprev, &d, &e);
   //printf("n=%d l(n)=%d sqrt(n)=%.3f r=%.3f estimate=%d 2nd estimate=%.3f\n",
   //       a, b, c, yprev, d, e);
   deltayprev=yprev;
   k=0;
   kprev=0;
   printf("%%!PS-Adobe-3.0 EPSF-3.0\n");
   printf("/color1 {0.75 setgray} def\n");
   printf("/color2 {0.5 setgray} def\n");
   printf("%.3f %.3f translate\n", x0, y0);
   while (
      scanf(
         "n=%d l(n)=%d sqrt(n)=%lf r=%lf estimate=%d 2nd estimate=%lf\n",
         &a, &b, &c, &y, &d, &e)==6
      ) {
      //printf(
      //   "n=%d l(n)=%d sqrt(n)=%.3f r=%.3f estimate=%d 2nd estimate=%.3f\n",
      //   a, b, c, y, d, e);
      k++;
      //printf("%d\n", k);
      deltay=y-yprev;
      printf("%.3f %.3f moveto color2 %.3f %.3f lineto stroke\n",
             kprev*dx, yprev*dy,
             k*dx, y*dy);
      printf("%.3f %.3f moveto color1 %.3f %.3f lineto stroke\n",
             kprev*dx, deltayprev*dy,
             k*dx, deltay*dy);
      kprev=k;
      yprev=y;
      deltayprev=deltay;
   }
   printf(
      "0.0 %.3f moveto 0.0 setgray 0.0 0.0 lineto %.3f 0.0 lineto stroke\n",
      xmax, ymax);
   printf("showpage\n");
   return 0;
}