Center

Jordi Tost

int i=0,s=600,n=20,w=s/n,x,y;void setup(){size(s,s);}void draw(){x=w*(i%n);y=w*(i-(i%n))/n;rotate(4/dist(x,y,s/2,s/2));rect(x,y,w,w);i++;}

Source code: Center