http://qs321.pair.com?node_id=11128547


in reply to Challenge: Ricochet Robots

I don't have the moves yet, but I found a solution in 16 moves (almost 5 minutes on my machine). The final position of the robots was
map{substr$_->[0],$_->[1]||0,1}[\*||{},3],[[]],[ref qr-1,-,-1],[{}],[sub{}^*ARGV,3]