// pg 84 revisions to code // doesn't work //
size(200,200);
background(255);

int y = 80; // vertical line location of each line //
int x = 50; // initial horizontal location for the fist line //
int spacing = 10; // how far apart is each line //
int len = 20; // length of each line //
int endLegs = 150;



stroke(0);
while(x <= endLegs) {
  line(x,y,x,y+len);
  x = y + spacing;
}