Brian Mitchell <binary42 / gmail.com> wrote

> 32.times{|y|print" "*(31-y);(y+1).times{|x|print" #{~y&x==0?"A":"."}"};puts}


Excellent signature, Brian.  Here's a shortened version:

  32.times{|y|print" "*(31-y);(y+1).times{|x|print~y&x>0?" .":" A"};puts}