enum C{C;int i=(int)(Math.random()*5);String a=" ##",b=" #",s=" "+a,t="#";{for(i+=i/4*22;i-->0;s+=a)t+=b;System.out.print(s+"\n "+(t+="\n")+t+t+t+" "+t+s);}}
Note that non-ascii characters in the above source code will be escaped (such as \x9f).