compact

LaTeX/asy/PythagoreanTree.asy

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+settings.tex = "xelatex";
+usepackage("ctex");
+size(10cm);
+real a=3;
+real b=4;
+real c=hypot(a,b);
+
+draw((-18,-10)--(-18,28)--(18,28)--(18,-10)--(-18,-10));
+transform ta=shift(c,c)*rotate(-aCos(a/c))*scale(a/c)*shift(-c);
+transform tb=shift(0,c)*rotate(aCos(b/c))*scale(b/c);
+
+picture Pythagorean(int n) {
+  picture pic;
+  fill(pic,scale(c)*unitsquare,1/(n+1)*green+n/(n+1)*brown);
+  if(n == 0) return pic;
+  picture branch=Pythagorean(--n);
+  add(pic,ta*branch);
+  add(pic,tb*branch);
+  return pic;
+}
+pair z=(-0.2,9);
+path c1=circle(z,15);
+path c2=circle(z,17);
+filldraw(c1^^c2,evenodd+lightblue,black);
+pair f(real x){
+  return ( 16 * cos(pi/180 *x),16*sin(pi/180*x));
+}
+
+filldraw(circle(z,15),paleyellow);
+pair sh =z + f(30);
+pair x =z+ f(40);
+pair s =z +f(50);
+pair n = z+ f(60);
+
+pair j= z+ f(90+60);
+pair xi = z+ f(90+50);
+pair si= z+f(90+40);
+pair q = z+ f(90+30);
+
+add(Pythagorean(9));
+
+label("内",n,red);
+label("省",s,red);
+label("修",x,red);
+label("身",sh,red);
+
+label("见",j,red);
+label("贤",xi,red);
+label("思",si,red);
+label("齐",q,red);
+// 上海市第一中学 
+
+pair shang= z+f(230);
+pair hai  =z+f(240);
+pair shi = z+f(250);
+pair di= z+f(260);
+pair yyi=z+f(270);
+pair zh =z+f(280);
+pair xue =z+f(290);
+pair yi = z+ f(300);
+pair bn= z+f(310);
+label("上",shang);
+label("海",hai);
+label("市",shi);
+label("第",di);
+label("一",yyi);
+label("中",zh);
+label("学",xue);
+label("一",yi);
+label("班",bn);
+
+label("$1$",(-3,13.5));
+label("$1$",(3.5,10));
+label("$1$",(-8,12));
+label("$1$",(9.5,10));
+label("$1$",(-11,9));
+label("$1$",(9,13));
+
+label("${2020}$",(-0.5,-3),purple);
+label("$\mathcal{\infty}$",z+f(90),red);
+